Microsoft - Surface Laptop 7 (15) vs Dell - XPS 13 (9350)
Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Microsoft - Surface Laptop 7 (15) | Dell - XPS 13 (9350) |
|---|---|---|
| Refresh rate | 120 Hz | 60 Hz |
| Battery | 66 Wh | 55 Wh |
| Screen size | 15 " | 13.4 " |
| Claimed battery life | 22 h | 20 h |
| Panel type | IPS | OLED |
| Weight | 1.66 kg | 1.19 kg |
Between the Surface Laptop 7 (15) and XPS 13 (9350), the Surface Laptop 7 (15) comes out ahead in refresh rate / battery, while the XPS 13 (9350) wins on panel type / weight. Overall, the Surface Laptop 7 (15) scores 64.6 and the XPS 13 (9350) scores 61.8 on our Mars Score.
Which should you buy?
These two are nearly even on the Mars Score (64.6 vs 61.8). The decision is not about overall quality — both clear the bar — it is about which specific trade-offs fit your use.
Pick the Surface Laptop 7 (15) if your top frustration with your current device is running out of charge before the day ends — endurance is the lead spec here. The biggest gaps in its favor are refresh rate, battery, screen size, among others. The single most decisive one: Refresh rate — 100.00% more. 120 Hz vs 60 Hz.
Pick the XPS 13 (9350) if you carry the device everywhere and weight or thickness has been the deciding factor before. Its strongest claims are panel type, weight. The single most decisive one: Panel type: OLED (vs IPS).
Both ship with comparable ram, storage, cpu cores, so those specs do not separate the two — focus on the differences below.
Bottom line: there is no wrong answer here — match the spec advantages to how you actually use the product. The Mars Score parity says both are well-rounded; the differences are about trade-offs, not quality.
Which should you buy: Microsoft - Surface Laptop 7 (15) or Dell - XPS 13 (9350)?
Microsoft - Surface Laptop 7 (15) leads the current Mars Score by 2.8 points.The more useful decision is the trade-off behind that result: compare screen size, weight, battery against the way you will actually use the product.
Choose Microsoft - Surface Laptop 7 (15) if…
Microsoft - Surface Laptop 7 (15) has the measurable edge on refresh rate hz, battery wh, screen size in.
Choose Dell - XPS 13 (9350) if…
Dell - XPS 13 (9350) has the measurable edge on panel type, weight kg.
This is a structured comparison of the published catalog values. It is not a claim of identical real-world performance across every workload; use the linked spec drill-downs and methodology page to inspect the inputs.
Why Microsoft - Surface Laptop 7 (15) wins
- ▲Refresh rate — 100.00% more. 120 Hz vs 60 Hz.
- ▲Battery — 20.00% more. 66 Wh vs 55 Wh.
- ▲Screen size — 11.94% more. 15 " vs 13.4 ".
- ▲Claimed battery life — 10.00% more. 22 h vs 20 h.
Why Dell - XPS 13 (9350) wins
- ▲Panel type: OLED (vs IPS).
- ▲Weight — 0.47 kg less. 1.19 vs 1.66.
Spec comparison
Design
| Spec | Microsoft - Surface Laptop 7 (15) | Dell - XPS 13 (9350) |
|---|---|---|
| Weight | 1.66 kg | 1.19 kglead |
| Thickness | 18.29 mm | 14.8 mmlead |
| Build material | aluminum | aluminum |
| Backlit keyboard | true | true |
| Fingerprint reader | true | true |
Display
| Spec | Microsoft - Surface Laptop 7 (15) | Dell - XPS 13 (9350) |
|---|---|---|
| Screen size | 15 "lead | 13.4 " |
| Refresh rateⓘ | 120 Hzlead | 60 Hz |
| Panel typeⓘ | IPS | OLEDlead |
Performance
| Spec | Microsoft - Surface Laptop 7 (15) | Dell - XPS 13 (9350) |
|---|---|---|
| CPU | Snapdragon X Elite X1E-80-100 | Snapdragon X Elite |
| CPU cores | 12 | 12 |
| GPUⓘ | Qualcomm Adreno | Qualcomm Adreno |
| RAMⓘ | 16 GB | 16 GB |
| Storageⓘ | 512 GB | 512 GB |
| Storage typeⓘ | SSD | SSD |
Battery & Ports
| Spec | Microsoft - Surface Laptop 7 (15) | Dell - XPS 13 (9350) |
|---|---|---|
| Batteryⓘ | 66 Whlead | 55 Wh |
| Claimed battery life | 22 hlead | 20 h |
| USB-C portsⓘ | 2 | 2 |
| Thunderbolt portsⓘ | 0 | 0 |
| HDMI | false | false |
Frequently asked
Which has better battery life, Surface Laptop 7 (15) or XPS 13 (9350)?+
Surface Laptop 7 (15) claims up to 22 hours — 22h vs 20h.
Which is lighter, Surface Laptop 7 (15) or XPS 13 (9350)?+
XPS 13 (9350) is lighter at 1.19 kg vs 1.66 kg.
Which has an OLED display, Surface Laptop 7 (15) or XPS 13 (9350)?+
XPS 13 (9350) has an OLED display; Surface Laptop 7 (15) uses IPS.