Dell 15 (DC15250) vs Lenovo ThinkPad E14 Gen 7
26.6Performance46.1
30.2Display35.1
21.3Battery52
66.3Portability71.9
2 spec wins — Dell 15 (DC15250)7 spec wins — Lenovo ThinkPad E14 Gen 7
InnoReviews verdict
Lenovo ThinkPad E14 Gen 7 wins this laptop face-off, 49.3 to 33.5, pulling ahead mainly in battery (+31) and performance (+20). Dell 15 (DC15250) still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the Dell 15 (DC15250)
- 11% higher Screen size: 15.6 ″ vs 14 ″
Reasons to pick the Lenovo ThinkPad E14 Gen 7
- Stronger performance score: 46 vs 27
- Stronger display score: 35 vs 30
- Stronger battery score: 52 vs 21
- Stronger portability score: 72 vs 66
- 127% higher Geekbench 6 (multi): 11,979 vs 5,278
Display
| Spec | Dell 15 (DC15250) | Lenovo ThinkPad E14 Gen 7 |
|---|---|---|
| Screen size | 15.6 ″+11% | 14 ″ |
| Panel type | IPS | IPS (anti-glare, non-touch) |
| Resolution | 1920x1080 | 2880x1800 |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 250 nits | 400 nits+60% |
Performance
| Spec | Dell 15 (DC15250) | Lenovo ThinkPad E14 Gen 7 |
|---|---|---|
| Processor | Intel Core i5-1334U | Intel Core Ultra 7 255H |
| Graphics | Intel UHD Graphics | Intel Arc 140T Graphics (integrated) |
| RAM | 8 GB | 16 GB+100% |
| RAM type | DDR4 or DDR5 (varies by configuration) | DDR5-5600 (2x SO-DIMM) |
| Storage | 512 GB | 1,024 GB+100% |
| Storage type | M.2 PCIe NVMe SSD | PCIe 4.0 NVMe SSD (2x M.2 slots) |
Benchmarks
| Spec | Dell 15 (DC15250) | Lenovo ThinkPad E14 Gen 7 |
|---|---|---|
| Geekbench 6 (single) | 2,139Bottom 3% | 2,894+35%Top 34% |
| Geekbench 6 (multi) | 5,278Bottom 2% | 11,979+127%Bottom 26% |
Battery
| Spec | Dell 15 (DC15250) | Lenovo ThinkPad E14 Gen 7 |
|---|---|---|
| Capacity | 41 Wh | 64 Wh+56% |
| Charging | 65 W | 65 W |
Design
| Spec | Dell 15 (DC15250) | Lenovo ThinkPad E14 Gen 7 |
|---|---|---|
| Weight | 1.62 kg | 1.4 kg+14% |
| Thickness | 19 mm+4% | 19.7 mm |
| Material | Plastic (aluminum optional) | Aluminum lid and bottom, PC-ABS keyboard deck (aluminum deck optional) |
Connectivity
| Spec | Dell 15 (DC15250) | Lenovo ThinkPad E14 Gen 7 |
|---|---|---|
| Ports | USB-A 3.2 Gen 1, USB-A 2.0, USB-C 3.2 Gen 1 (data only on plastic models), HDMI 1.4, SD card reader, 3.5mm combo | 1x Thunderbolt 4, 1x USB-C 20Gbps (PD, DP 1.4), 1x USB-A 10Gbps (always on), 1x USB-A 5Gbps, HDMI 2.1, RJ-45 Gigabit Ethernet, 3.5mm combo jack |
| Wi-Fi | Wi-Fi 6 | Wi-Fi 6E (Wi-Fi 7 on some configurations) |
| Bluetooth | 5.3 | 5.3 |
| Webcam | 720p HD (1080p on aluminum chassis) | 1080p with IR and privacy shutter (720p or 5MP on some configurations) |
| Biometrics | None (fingerprint reader optional) | Fingerprint reader in power button and IR face unlock (both optional) |
Software
| Spec | Dell 15 (DC15250) | Lenovo ThinkPad E14 Gen 7 |
|---|---|---|
| Operating system | Windows 11 Home | Windows 11 (Home or Pro) |
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