Surface Laptop 4 15” vs. Dell XPS 15 9510: Full specs comparison
The following is a comprehensive comparison of the Surface Laptop 4 15” and Dell XPS 15 9510 specifications, including details on CPU, memory, storage, battery life, display quality, and other features.
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Surface Laptop 4 15” Pros
Reasons that Surface Laptop 4 15” is better than Dell XPS 15 9510.
Supports faster memory
Surface Laptop 4 15” supports a faster memory speed than the Dell XPS 15 9510. It supports up to 4267MHz versus 3200MHz of system memory on the Dell XPS 15 9510.
Memory type and speed
Surface Laptop 4 15” - LPDDR4X
4,267 MHz
Dell XPS 15 9510 - DDR4
3,200 MHz
About 20% lighter
Surface Laptop 4 15” weighed 3.40 pounds, 20% lighter than the 4.22 pounds Dell XPS 15 9510.
| Weight | Surface Laptop 4 15” | Dell XPS 15 9510 |
|---|---|---|
| Pound | 3.40 lbs. | 4.22 lbs. |
| Kilogram | 1.54 kg | 1.91 kg |
Dell XPS 15 9510 Pros
Reasons that Dell XPS 15 9510 is better than Surface Laptop 4 15”.
Much faster CPU performance
Intel Core i9-11900H inside Dell XPS 15 9510 has a 66% better multi-core CPU performance score than the Intel Core i7-1185G7 inside Surface Laptop 4 15”.
Geekbench 5 multi-core score
Dell XPS 15 9510 - Intel Core i9-11900H
8,121
Dell XPS 15 9510 - Intel Core i7-11800H
7,908
Surface Laptop 4 15” - AMD Ryzen 7-4980U Microsoft Surface Edition
6,365
Dell XPS 15 9510 - Intel Core i5-11400H
5,592
Surface Laptop 4 15” - Intel Core i7-1185G7
4,864
Supports larger memory
Dell XPS 15 9510 supports a larger memory capacity than the Surface Laptop 4 15”. It supports up to 64GB versus 32GB of system memory on the Surface Laptop 4 15”.
Max system memory size
Dell XPS 15 9510
64 GB
Surface Laptop 4 15”
32 GB
Upgradable memory
Dell XPS 15 9510 comes with two SODIMM slots that allow you to replace or upgrade when needed. On the flip side, you can't upgrade RAM on the Surface Laptop 4 15” since it has onboard memory.
| Memory | Surface Laptop 4 15” | Dell XPS 15 9510 |
|---|---|---|
| Slots | Onboard | x2 |
| Type | LPDDR4X | DDR4 |
Supports discrete graphics
Configurable up to Nvidia Quadro RTX 3050Ti 4GB GDDR6 45W TGP vs. integrated
Prices
Here are the latest price updates and offers for both devices.
Availability | Surface Laptop 4 15” | Dell XPS 15 9510 |
| Released | 2021 | 2021 |
| Release Date |
| Announced on May 11, 2021 |
| Pricing |
|
|
| Generations |
Exterior | Surface Laptop 4 15” | Dell XPS 15 9510 |
| Dimensions | 13.4” x 9.6” x 0.57” (339.5 mm x 244 mm x 14.69 mm) | 13.57” x 9.06” x 0.71” (344.72 x 230.14 x 18 mm) |
| Weight | 3.40 lb (1,542 g) |
|
| Colors | Metal Matte Black Platinum |
|
| Keyboard and Trackpad |
|
|
Display | Surface Laptop 4 15” | Dell XPS 15 9510 |
| Size | 15 Inches | 15.6 Inches |
| Info |
|
|
Ports | Surface Laptop 4 15” | Dell XPS 15 9510 |
|  Left (3)
Right (3)
|
Internal Specs | Surface Laptop 4 15” | Dell XPS 15 9510 |
| Processor |
|
|
| Integrated Graphics |
|
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| Memory | 8GB 16GB 32GB 4266 MHz LPDDR4X RAM | 4 GB 8 GB 16 GB 32 GB 64 GB 3200 MHz Dual-channel DDR4 RAM.2 x SODIMM slots. |
| Discrete Graphics | - |
|
| Storage | 256 GB 512 GB 1 TB Removable M.2 NVMe SSD | 256 GB 512 GB 1 TB 2TB 4TB 8TB M.2 2230/2280 PCIe® 3x4 NVMe™ SSD, Up to 32 Gbps.2 x M.2 2230/2280 PCIe® 3x4 NVMe™ slots. |
Connectivity | Surface Laptop 4 15” | Dell XPS 15 9510 |
| Wi-Fi | Wi-Fi 6: IEEE 802.11 a/b/g/n/ac/ax compatible. | Rivet Killer Wi-Fi 6 AX1650s Dual Band 2.4GHz/5GHz Up to 2400 Mbps WiFi 6 802.11a/b/g/n/ac/ax |
| Bluetooth | Bluetooth Wireless 5.0 technology | Bluetooth 5.1 |
Battery | Surface Laptop 4 15” | Dell XPS 15 9510 |
| Size | 45.8 Wh |
|
| Battery Life |
| - |
| Power Supply |
|
|
Software | Surface Laptop 4 15” | Dell XPS 15 9510 |
| OS |
| Windows 10 Home Windows 10 Pro Upgradable to Windows 11 |
| Built-in Apps | Microsoft Office 365 30-days trial |
|
Camera & Audio | Surface Laptop 4 15” | Dell XPS 15 9510 |
| Camera |
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| Audio |
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Misc | Surface Laptop 4 15” | Dell XPS 15 9510 |
| Inking | Supports Surface Pen 4096 levels of pressure Tilt sensing Best in class latency | - |
| Sensors |
|
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| Security |
|
|
| In the box |
| - |
| Warranty |
| 1 Year Premium Support |
| More | Supports Surface Dial Supports off-screen interaction only | - |
Key Features | Surface Laptop 4 15” | Dell XPS 15 9510 |
| At Glance | | |
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