Dynabook Portégé Z40L-P vs ThinkPad X1 Carbon Gen 14 Aura Edition
65.8chipPerformancechip60.9
—Display38.4
41.3Battery44
—Portability88.5
1 spec wins — Dynabook Portégé Z40L-P1 spec wins — ThinkPad X1 Carbon Gen 14 Aura Edition
InnoReviews verdict
This one is close to a dead heat: Dynabook Portégé Z40L-P scores 56.4 against 56.5 for ThinkPad X1 Carbon Gen 14 Aura Edition. Pick by the categories that matter to you — ThinkPad X1 Carbon Gen 14 Aura Edition edges ahead in battery, or by price.
Which would you pick?
Key differences
Reasons to pick the Dynabook Portégé Z40L-P
- Stronger performance score: 66 vs 61
- 100% higher storage: 2,048 GB vs 1,024 GB
Reasons to pick the ThinkPad X1 Carbon Gen 14 Aura Edition
No decisive spec advantages — this side competes on price and preference.
Display
| Spec | Dynabook Portégé Z40L-P | ThinkPad X1 Carbon Gen 14 Aura Edition |
|---|---|---|
| Screen size | 14 ″ | 14 ″ |
| Panel type | — | OLED |
| Resolution | 1920x1200 | 2880x1800 |
| Refresh rate | — | 120 Hz |
| Peak brightness | — | 500 nits |
Performance
| Spec | Dynabook Portégé Z40L-P | ThinkPad X1 Carbon Gen 14 Aura Edition |
|---|---|---|
| Processor | Intel Core Ultra X9 388H | Intel Core Ultra X7 358H |
| Graphics | Intel Arc Pro B390 (up to 12 Xe cores) | Intel Arc B390 (integrated, 12 Xe3 cores) |
| RAM | 64 GB | 64 GB |
| RAM type | LPDDR5x | LPDDR5X-9600 (soldered) |
| Storage | 2,048 GB+100% | 1,024 GB |
| Storage type | PCIe NVMe SSD | NVMe SSD (M.2 2280, PCIe 4.0 / 5.0) |
Battery
| Spec | Dynabook Portégé Z40L-P | ThinkPad X1 Carbon Gen 14 Aura Edition |
|---|---|---|
| Capacity | 56 Wh | 58 Wh+4% |
| Charging | — | 65 W |
Design
| Spec | Dynabook Portégé Z40L-P | ThinkPad X1 Carbon Gen 14 Aura Edition |
|---|---|---|
| Weight | — | 0.98 kg |
| Thickness | — | 16.9 mm |
| Material | Magnesium alloy chassis | Carbon fiber (top), magnesium (bottom) |
Connectivity
| Spec | Dynabook Portégé Z40L-P | ThinkPad X1 Carbon Gen 14 Aura Edition |
|---|---|---|
| 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 | 3x Thunderbolt 4 (USB PD 15-65W, DisplayPort 2.1), 1x USB-A (5Gbps, always on), HDMI 2.1 (up to 4K/60Hz), 3.5mm combo audio jack |
| Wi-Fi | Intel Wi-Fi 7 | Wi-Fi 7 |
| Bluetooth | — | 5.4 |
| Webcam | 5MP webcam with IR camera and privacy shutter | 10MP IR camera (ultrawide) with ToF sensor and privacy shutter |
| Biometrics | Fingerprint reader and IR face recognition (Windows Hello) | Fingerprint reader in the power button, IR camera for Windows Hello face recognition |
Software
| Spec | Dynabook Portégé Z40L-P | ThinkPad X1 Carbon Gen 14 Aura Edition |
|---|---|---|
| Operating system | Windows 11 (Copilot+ PC) | Windows 11 Pro |
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