Dynabook Portégé Z40L-P vs MSI Stealth 16 AI+ B3W
65.8chipPerformance55.3
72.8chipGraphics92.6
—Displayspec-based52
41.3Batteryspec-based59.2
—Portabilityspec-based53.8
2 spec wins — Dynabook Portégé Z40L-P3 spec wins — MSI Stealth 16 AI+ B3W
InnoReviews verdict
This one is close to a dead heat: Dynabook Portégé Z40L-P scores 59.8 against 60 for MSI Stealth 16 AI+ B3W. Pick by the categories that matter to you — MSI Stealth 16 AI+ B3W edges ahead in graphics, or by price.
Which would you pick?
Key differences
Reasons to pick the Dynabook Portégé Z40L-P
- Stronger performance score: 66 vs 55
- 100% higher RAM: 64 GB vs 32 GB
- 100% higher storage: 2,048 GB vs 1,024 GB
- Lower launch price: $2,170 vs $2,999
Reasons to pick the MSI Stealth 16 AI+ B3W
- Stronger graphics score: 93 vs 73
- 269% higher charging: 240 W vs 65 W
- 61% higher capacity: 90 Wh vs 56 Wh
- 14% higher Screen size: 16 ″ vs 14 ″
Display
| Spec | Dynabook Portégé Z40L-P | MSI Stealth 16 AI+ B3W |
|---|---|---|
| Screen size | 14 ″ | 16 ″+14% |
| Panel type | IPS LCD | OLED |
| Resolution | 1920x1200 | 2560x1600 |
| Refresh rate | — | 240 Hz |
| Peak brightness | — | 394 nits |
Performance
| Spec | Dynabook Portégé Z40L-P | MSI Stealth 16 AI+ B3W |
|---|---|---|
| Processor | Intel Core Ultra X9 388H | Intel Core Ultra 9 386H |
| Graphics | Intel Arc Pro B390 (up to 12 Xe cores) | NVIDIA GeForce RTX 5070 Ti Laptop GPU (12GB GDDR7, 125W) |
| RAM | 64 GB+100% | 32 GB |
| RAM type | LPDDR5x | DDR5 SO-DIMM (2 slots, up to 128GB) |
| Storage | 2,048 GB+100% | 1,024 GB |
| Storage type | PCIe NVMe SSD | PCIe 4.0 NVMe SSD (2 M.2 slots) |
Benchmarks
| Spec | Dynabook Portégé Z40L-P | MSI Stealth 16 AI+ B3W |
|---|---|---|
| Geekbench 6 (single) | — | 2,829Top 49% |
| Geekbench 6 (multi) | — | 15,618Top 33% |
| 3DMark Time Spy Graphics (GPU) | — | 17,434Top 21% |
Battery
| Spec | Dynabook Portégé Z40L-P | MSI Stealth 16 AI+ B3W |
|---|---|---|
| Capacity | 56 Wh | 90 Wh+61% |
| Web browsing endurance | — | 9.3 h |
| Charging | 65 W | 240 W+269% |
Design
| Spec | Dynabook Portégé Z40L-P | MSI Stealth 16 AI+ B3W |
|---|---|---|
| Weight | — | 1.99 kg |
| Thickness | — | 20 mm |
| Material | Magnesium alloy chassis | Aluminum alloy |
Connectivity
| Spec | Dynabook Portégé Z40L-P | MSI Stealth 16 AI+ B3W |
|---|---|---|
| Ports | 2x USB-C with Thunderbolt 4, 2x USB 3.2 Gen 1 Type-A, HDMI 2.1, RJ-45 Ethernet, headset jack, microSD card slot, security lock slot | 2x Thunderbolt 4 (DisplayPort, Power Delivery 3.0), 2x USB-A 3.2 Gen 2, HDMI 2.1, 2.5G Ethernet (RJ45), 3.5mm combo jack, Kensington lock |
| Wi-Fi | Intel Wi-Fi 7 | Wi-Fi 7 (Intel BE213) |
| Bluetooth | 6.0 | 6.0 |
| Webcam | 5MP webcam with IR camera and privacy shutter | 1080p IR with privacy shutter |
| Biometrics | Fingerprint reader and IR face recognition (Windows Hello) | Fingerprint reader, IR camera for Windows Hello |
Software
| Spec | Dynabook Portégé Z40L-P | MSI Stealth 16 AI+ B3W |
|---|---|---|
| Operating system | Windows 11 (Copilot+ PC) | Windows 11 Home |
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