UK’s trusted IT infrastructure partner since 2003
← Comparison Tool
💻 ExpertBook B5 vs MacBook Pro 14 vs Dell Pro Max 14
AI-powered analysis across 24 matched specifications
ExpertBook B5 (B5404 / B5604)
ASUS
Overall Score
Best for mobile field professionals requiring cellular connectivity, native legacy ports, and user-upgradeable memory.
View Full Details
MacBook Pro 14" (M5)
Apple
Overall Score
Best for creative professionals and power users needing peak display brightness, extensive unified memory, and long battery life.
View Full Details
Dell Pro Max 14 Premium
Dell
Overall Score
Best for corporate engineering and technical specialists requiring discrete NVIDIA RTX graphics and ultra-fast Thunderbolt 5 transfer speeds.
View Full DetailsKnow which one you want? Get UK pricing.
Fleet or single unit — we quote like-for-like, same working day. No obligation.
Performance Overview
Scores based on quantifiable specification values (1-10 scale)
ExpertBook B5 (B5404 / B5604)
MacBook Pro 14" (M5)
Dell Pro Max 14 Premium
Performance
ExpertBook B5 (B5404 / B5604)
6.8
MacBook Pro 14" (M5)
9.4
Dell Pro Max 14 Premium
8.8
Display
ExpertBook B5 (B5404 / B5604)
7.0
MacBook Pro 14" (M5)
9.6
Dell Pro Max 14 Premium
6.7
Battery & Thermals
ExpertBook B5 (B5404 / B5604)
6.4
MacBook Pro 14" (M5)
9.5
Dell Pro Max 14 Premium
7.8
Manageability & Security
ExpertBook B5 (B5404 / B5604)
8.0
MacBook Pro 14" (M5)
6.0
Dell Pro Max 14 Premium
8.7
Expandability & Repair
ExpertBook B5 (B5404 / B5604)
8.8
MacBook Pro 14" (M5)
4.0
Dell Pro Max 14 Premium
5.2
Ecosystem & Software
ExpertBook B5 (B5404 / B5604)
7.5
MacBook Pro 14" (M5)
8.9
Dell Pro Max 14 Premium
7.8
Value
ExpertBook B5 (B5404 / B5604)
7.6
MacBook Pro 14" (M5)
7.1
Dell Pro Max 14 Premium
6.9
Detailed Specifications
| Specification | ExpertBook B5 (B5404 / B5604) ASUS | MacBook Pro 14" (M5) Apple | Dell Pro Max 14 Premium Dell |
|---|---|---|---|
| Performance | |||
| Processor | Intel Core Ultra 7 165H/155H/155U or Core Ultra 5 135H/125H/125U (Series 1, vPro options) with AI Boost NPU | M5 (10C CPU, 10C GPU) / M5 Pro (up to 14C CPU, 20C GPU) / M5 Max (up to 16C CPU, 40C GPU) | Intel Core Ultra 7 265H vPro Enterprise — 16 cores / 16 threads (6P + 8E + 2 LPE), up to 5.3 GHz, 24 MB cache, 45 W |
| CPU cores | -- | M5: 10-core CPU · M5 Pro: up to 14-core CPU · M5 Max: up to 16-core CPU | 16 cores / 16 threads (6P + 8E + 2 LPE) |
| Graphics | Intel Arc Graphics integrated; optional NVIDIA GeForce RTX (B5604) | M5: 10-core GPU · M5 Pro: up to 20-core GPU · M5 Max: up to 40-core GPU | NVIDIA RTX PRO Blackwell 8 GB GDDR7 discrete (1000 and 2000 tiers stocked — tier confirmed at quote) + Intel Arc Pro 140T integrated |
| Discrete GPU | Optional NVIDIA GeForce RTX (B5604) | Integrated Apple silicon GPU (M5 / M5 Pro / M5 Max SoC) | NVIDIA RTX PRO Blackwell 8 GB GDDR7 discrete |
| Memory & storage | |||
| Maximum memory | DDR5 SO-DIMM, 2 slots, up to 32 GB (user-upgradeable) | ✓M5: up to 32 GB · M5 Pro: up to 48 GB · M5 Max: up to 128 GB unified memory | 32 GB LPDDR5x-8400 dual-channel, onboard — fixed at purchase (platform maximum 64 GB, factory-configured only) |
| Memory type | DDR5 SO-DIMM, 2 slots (user-upgradeable) | Unified memory | LPDDR5x-8400 dual-channel, onboard (fixed at order) |
| Maximum storage | Up to 2 TB M.2 2280 PCIe 4.0 NVMe SSD; TCG Opal 2.0 SED option; second drive on select SKUs | Up to 8 TB SSD | 1 TB M.2 2280 PCIe Gen4 NVMe TLC SSD with DRAM, SED-ready; single M.2 slot accepts 2280 or 2230 (bracket kit) |
| Display | |||
| Display size | 14" or 16" (B5404 / B5604) | 14.2" | 14.0" |
| Resolution | 2560 x 1600 | 3024 × 1964 | 1920 × 1200 (QHD+ 2880 × 1800 tandem OLED touch to order) |
| Brightness | up to 500 nits | ✓1000-nit sustained / 1600-nit peak HDR | 400 nits |
| Panel | 14" or 16" WQXGA (2560 x 1600) IPS 16:10, up to 500 nits, 100% DCI-P3, anti-glare; WUXGA and touch options | Liquid Retina XDR mini-LED, ProMotion 10-120 Hz, P3 wide colour | 14.0" 16:10 FHD+ (1920 × 1200) WVA anti-glare, 400 nits, 100% sRGB, 162 ppi, 30–60 Hz VRR, non-touch; QHD+ (2880 × 1800) tandem OLED touch to order |
| Touchscreen | WUXGA and touch options | -- | QHD+ (2880 × 1800) tandem OLED touch panel to order |
| Connectivity | |||
| Thunderbolt / USB4 ports | 2x Thunderbolt 4 (USB4) | 3× Thunderbolt 4 (M5) or Thunderbolt 5 (M5 Pro / Max) | ✓2× Thunderbolt 5 (up to 120 Gbps with Bandwidth Boost) + 2× Thunderbolt 4 (40 Gbps) — all USB-C with PD + DisplayPort 2.1 |
| Ports | 2x Thunderbolt 4 (USB4), 2x USB 3.2 Gen 2 Type-A, HDMI 2.1, RJ45 Gigabit LAN, smart-card reader, 3.5 mm combo | MagSafe 3, 3× Thunderbolt 4 (M5) or Thunderbolt 5 (M5 Pro / Max), HDMI 2.1, SD card (UHS-II), 3.5 mm combo | 2× Thunderbolt 5 (USB-C, up to 120 Gbps with Bandwidth Boost, PD, DisplayPort 2.1) — also charging; 2× Thunderbolt 4 (USB-C, 40 Gbps, PD, DisplayPort 2.1), microSD reader, universal headset jack, wedge lock slot. No USB-A, HDMI or RJ-45 on the chassis |
| Mobile broadband (4G/5G) option | ✓optional 4G LTE (selected territories) | -- | No WWAN option |
| Physical | |||
| Weight (from) | ✓From 1.29 kg (14" B5404); from 1.42 kg with discrete GPU | From 1.55 kg (3.4 lb) — M5; up to 1.62 kg M5 Max | From 1.61 kg |
| Dimensions | 14": 313.7 x 226.8 x 18.9-23.0 mm (16" B5604 larger footprint) | 312.6 × 221.2 × 15.5 mm | 310.6 × 212.5 mm; 19.32 mm front/rear, 20.12 mm peak (FHD+ config) |
| Security & management | |||
| Intel vPro | Intel Core Ultra vPro options | N/A — Apple silicon (Secure Enclave) | Intel Core Ultra 7 265H vPro Enterprise; vPro Enterprise on both stocked configurations |
| Secured-core PC | -- | N/A — Secured-core PC is a Windows feature; Apple silicon uses the Secure Enclave | -- |
| Copilot+ PC (40+ TOPS NPU) | -- | N/A — Copilot+ PC is a Windows programme; Apple ships Apple Intelligence | -- |
| Battery | |||
| Battery capacity | 63 Wh (50 Wh on some SKUs), 3-cell Li-ion; 65 W / 90 W USB-C charging | ✓72.4 Wh — up to 24 hours video / 18 hours wireless web (M5) | 4-cell 72 Wh |
| Rated battery life | -- | Up to 24 hours video / 18 hours wireless web (M5) | ExpressCharge Boost 0–35% in ~20 min, ExpressCharge ~2 h; 130 W USB-C adapter (20 V / 6.5 A) |
| Support | |||
| Operating system | Windows 11 Pro (Pro Education / Home options) | macOS Tahoe (with Apple Intelligence) | Windows 11 Pro (shipped); Windows 11 Home and Ubuntu 24.04 LTS supported |
| Base warranty | 1-year commercial warranty; ASUS extended / on-site uplift available | 1-year limited; AppleCare+ for Business extends to 3 years + ADP | -- |
Performance
Processor
ExpertBook B5 (B5404 / B5604)Intel Core Ultra 7 165H/155H/155U or Core Ultra 5 135H/125H/125U (Series 1, vPro options) with AI Boost NPU
MacBook Pro 14" (M5)M5 (10C CPU, 10C GPU) / M5 Pro (up to 14C CPU, 20C GPU) / M5 Max (up to 16C CPU, 40C GPU)
Dell Pro Max 14 PremiumIntel Core Ultra 7 265H vPro Enterprise — 16 cores / 16 threads (6P + 8E + 2 LPE), up to 5.3 GHz, 24 MB cache, 45 W
CPU cores
ExpertBook B5 (B5404 / B5604)--
MacBook Pro 14" (M5)M5: 10-core CPU · M5 Pro: up to 14-core CPU · M5 Max: up to 16-core CPU
Dell Pro Max 14 Premium16 cores / 16 threads (6P + 8E + 2 LPE)
Graphics
ExpertBook B5 (B5404 / B5604)Intel Arc Graphics integrated; optional NVIDIA GeForce RTX (B5604)
MacBook Pro 14" (M5)M5: 10-core GPU · M5 Pro: up to 20-core GPU · M5 Max: up to 40-core GPU
Dell Pro Max 14 PremiumNVIDIA RTX PRO Blackwell 8 GB GDDR7 discrete (1000 and 2000 tiers stocked — tier confirmed at quote) + Intel Arc Pro 140T integrated
Discrete GPU
ExpertBook B5 (B5404 / B5604)Optional NVIDIA GeForce RTX (B5604)
MacBook Pro 14" (M5)Integrated Apple silicon GPU (M5 / M5 Pro / M5 Max SoC)
Dell Pro Max 14 PremiumNVIDIA RTX PRO Blackwell 8 GB GDDR7 discrete
Memory & storage
Maximum memory
ExpertBook B5 (B5404 / B5604)DDR5 SO-DIMM, 2 slots, up to 32 GB (user-upgradeable)
MacBook Pro 14" (M5)M5: up to 32 GB · M5 Pro: up to 48 GB · M5 Max: up to 128 GB unified memory
Dell Pro Max 14 Premium32 GB LPDDR5x-8400 dual-channel, onboard — fixed at purchase (platform maximum 64 GB, factory-configured only)
Memory type
ExpertBook B5 (B5404 / B5604)DDR5 SO-DIMM, 2 slots (user-upgradeable)
MacBook Pro 14" (M5)Unified memory
Dell Pro Max 14 PremiumLPDDR5x-8400 dual-channel, onboard (fixed at order)
Maximum storage
ExpertBook B5 (B5404 / B5604)Up to 2 TB M.2 2280 PCIe 4.0 NVMe SSD; TCG Opal 2.0 SED option; second drive on select SKUs
MacBook Pro 14" (M5)Up to 8 TB SSD
Dell Pro Max 14 Premium1 TB M.2 2280 PCIe Gen4 NVMe TLC SSD with DRAM, SED-ready; single M.2 slot accepts 2280 or 2230 (bracket kit)
Display
Display size
ExpertBook B5 (B5404 / B5604)14" or 16" (B5404 / B5604)
MacBook Pro 14" (M5)14.2"
Dell Pro Max 14 Premium14.0"
Resolution
ExpertBook B5 (B5404 / B5604)2560 x 1600
MacBook Pro 14" (M5)3024 × 1964
Dell Pro Max 14 Premium1920 × 1200 (QHD+ 2880 × 1800 tandem OLED touch to order)
Brightness
ExpertBook B5 (B5404 / B5604)up to 500 nits
MacBook Pro 14" (M5)1000-nit sustained / 1600-nit peak HDR
Dell Pro Max 14 Premium400 nits
Panel
ExpertBook B5 (B5404 / B5604)14" or 16" WQXGA (2560 x 1600) IPS 16:10, up to 500 nits, 100% DCI-P3, anti-glare; WUXGA and touch options
MacBook Pro 14" (M5)Liquid Retina XDR mini-LED, ProMotion 10-120 Hz, P3 wide colour
Dell Pro Max 14 Premium14.0" 16:10 FHD+ (1920 × 1200) WVA anti-glare, 400 nits, 100% sRGB, 162 ppi, 30–60 Hz VRR, non-touch; QHD+ (2880 × 1800) tandem OLED touch to order
Touchscreen
ExpertBook B5 (B5404 / B5604)WUXGA and touch options
MacBook Pro 14" (M5)--
Dell Pro Max 14 PremiumQHD+ (2880 × 1800) tandem OLED touch panel to order
Connectivity
Thunderbolt / USB4 ports
ExpertBook B5 (B5404 / B5604)2x Thunderbolt 4 (USB4)
MacBook Pro 14" (M5)3× Thunderbolt 4 (M5) or Thunderbolt 5 (M5 Pro / Max)
Dell Pro Max 14 Premium2× Thunderbolt 5 (up to 120 Gbps with Bandwidth Boost) + 2× Thunderbolt 4 (40 Gbps) — all USB-C with PD + DisplayPort 2.1
Ports
ExpertBook B5 (B5404 / B5604)2x Thunderbolt 4 (USB4), 2x USB 3.2 Gen 2 Type-A, HDMI 2.1, RJ45 Gigabit LAN, smart-card reader, 3.5 mm combo
MacBook Pro 14" (M5)MagSafe 3, 3× Thunderbolt 4 (M5) or Thunderbolt 5 (M5 Pro / Max), HDMI 2.1, SD card (UHS-II), 3.5 mm combo
Dell Pro Max 14 Premium2× Thunderbolt 5 (USB-C, up to 120 Gbps with Bandwidth Boost, PD, DisplayPort 2.1) — also charging; 2× Thunderbolt 4 (USB-C, 40 Gbps, PD, DisplayPort 2.1), microSD reader, universal headset jack, wedge lock slot. No USB-A, HDMI or RJ-45 on the chassis
Mobile broadband (4G/5G) option
ExpertBook B5 (B5404 / B5604)optional 4G LTE (selected territories)
MacBook Pro 14" (M5)--
Dell Pro Max 14 PremiumNo WWAN option
Physical
Weight (from)
ExpertBook B5 (B5404 / B5604)From 1.29 kg (14" B5404); from 1.42 kg with discrete GPU
MacBook Pro 14" (M5)From 1.55 kg (3.4 lb) — M5; up to 1.62 kg M5 Max
Dell Pro Max 14 PremiumFrom 1.61 kg
Dimensions
ExpertBook B5 (B5404 / B5604)14": 313.7 x 226.8 x 18.9-23.0 mm (16" B5604 larger footprint)
MacBook Pro 14" (M5)312.6 × 221.2 × 15.5 mm
Dell Pro Max 14 Premium310.6 × 212.5 mm; 19.32 mm front/rear, 20.12 mm peak (FHD+ config)
Security & management
Intel vPro
ExpertBook B5 (B5404 / B5604)Intel Core Ultra vPro options
MacBook Pro 14" (M5)N/A — Apple silicon (Secure Enclave)
Dell Pro Max 14 PremiumIntel Core Ultra 7 265H vPro Enterprise; vPro Enterprise on both stocked configurations
Secured-core PC
ExpertBook B5 (B5404 / B5604)--
MacBook Pro 14" (M5)N/A — Secured-core PC is a Windows feature; Apple silicon uses the Secure Enclave
Dell Pro Max 14 Premium--
Copilot+ PC (40+ TOPS NPU)
ExpertBook B5 (B5404 / B5604)--
MacBook Pro 14" (M5)N/A — Copilot+ PC is a Windows programme; Apple ships Apple Intelligence
Dell Pro Max 14 Premium--
Battery
Battery capacity
ExpertBook B5 (B5404 / B5604)63 Wh (50 Wh on some SKUs), 3-cell Li-ion; 65 W / 90 W USB-C charging
MacBook Pro 14" (M5)72.4 Wh — up to 24 hours video / 18 hours wireless web (M5)
Dell Pro Max 14 Premium4-cell 72 Wh
Rated battery life
ExpertBook B5 (B5404 / B5604)--
MacBook Pro 14" (M5)Up to 24 hours video / 18 hours wireless web (M5)
Dell Pro Max 14 PremiumExpressCharge Boost 0–35% in ~20 min, ExpressCharge ~2 h; 130 W USB-C adapter (20 V / 6.5 A)
Support
Operating system
ExpertBook B5 (B5404 / B5604)Windows 11 Pro (Pro Education / Home options)
MacBook Pro 14" (M5)macOS Tahoe (with Apple Intelligence)
Dell Pro Max 14 PremiumWindows 11 Pro (shipped); Windows 11 Home and Ubuntu 24.04 LTS supported
Base warranty
ExpertBook B5 (B5404 / B5604)1-year commercial warranty; ASUS extended / on-site uplift available
MacBook Pro 14" (M5)1-year limited; AppleCare+ for Business extends to 3 years + ADP
Dell Pro Max 14 Premium--
★
Expert Analysis
Specs web-verified from manufacturer datasheets · Servnet-reviewed · Last reviewed 8 Sept 2026
The Apple MacBook Pro 14 emerges as the premier platform for raw compute and display capability, whilst the Dell Pro Max Premium 14 and ASUS ExpertBook B5 OLED offer distinct advantages for enterprise Windows estates. For demanding visual workflows and data-heavy tasks, Apple leads with unified memory scaling up to 128 GB, sustained 1000-nit HDR brightness, and a 72.4 Wh battery delivering rated endurance up to 24 hours. However, UK organisations tied to Windows client environments must consider Dell and ASUS. The Dell Pro Max Premium 14 provides workstation-class throughput via its Intel Core Ultra 7 265H processor, dedicated NVIDIA RTX PRO Blackwell discrete graphics, and dual Thunderbolt 5 ports offering up to 120 Gbps bandwidth, though its memory remains soldered and legacy I/O is omitted entirely. Conversely, the ASUS ExpertBook B5 OLED prioritises fleet mobility and practicality; at an agile starting weight of 1.29 kg, it incorporates dual user-upgradeable DDR5 SO-DIMM slots, integrated native RJ45 and USB-A connectivity, and an optional 4G LTE modem for mobile field workers. Procurement teams should weigh Apple's superior panel and battery against Dell's Thunderbolt 5 graphical power and ASUS's serviceable, modular design.
ExpertBook B5 (B5404 / B5604)
Best for mobile field professionals requiring cellular connectivity, native legacy ports, and user-upgradeable memory.
MacBook Pro 14" (M5)
Best for creative professionals and power users needing peak display brightness, extensive unified memory, and long battery life.
Dell Pro Max 14 Premium
Best for corporate engineering and technical specialists requiring discrete NVIDIA RTX graphics and ultra-fast Thunderbolt 5 transfer speeds.
Ready to proceed?
Not sure which one fits your environment?
Our UK specialists will recommend the right option for your workload and send itemised pricing — vendor-neutral, no obligation.
Response within 4 business hours · 20+ yr UK reseller
ExpertBook B5 (B5404 / B5604)
View Full Details →MacBook Pro 14" (M5)
View Full Details →Dell Pro Max 14 Premium
View Full Details →Want to compare different products or add more to this comparison?
Open Interactive Comparison Tool →💷 Spread the cost · IT finance
Made your choice? Spread the cost.
Whichever you choose, you don't have to pay for it all upfront — finance your new hardware from £47/mo ex VAT on hire purchase or lease. Compare monthly payments and terms in seconds.
See finance from £47/mo →Indicative estimate · subject to change · no credit check at this stage · hire purchase, lease & subscription for UK businesses
Indicative illustration only. Servnet Limited is not authorised or regulated by the FCA and does not provide financial advice or arrange finance. All finance opportunities are referred to Number Eight Business Finance. Finance policy
From
£47/mo
over 36 months · ex VAT · indicative estimate, subject to change
Next step
Spec the fleet and get it priced
Filter by role, spec and budget across the full range, then send the build for a fleet quotation.
Related comparisons
Other head-to-heads featuring these models — useful if you’re still shortlisting.
ExpertBook B3 vs MacBook Pro 14 M5 vs Dell Pro Max 14 →
ExpertBook B5 vs MacBook Pro 14 vs Dell Pro Premium 14 →
ExpertBook B5 vs Pro Max Premium 14 vs ThinkPad X1 Carbon →
ExpertBook B9 OLED vs MacBook Pro 14 M5 vs Dell Pro Max 14 →
MacBook Pro 14 vs Dell Pro Max 14 vs ThinkPad X1 Gen 13 →
Apple MacBook Pro 14 (M5) vs Lenovo ThinkPad X1 Carbon Gen 13 →
Apple MacBook Pro 14 M5 vs HP EliteBook X G2 →
Apple MacBook Pro 14 M5 vs Lenovo ThinkPad P1 Gen 7 →
Talk to a UK specialist
Get expert advice or a no-obligation quote — servers, storage, networking, maintenance, finance and cloud. We reply the same working day.