Dell XPS 16 (9640) vs Microsoft Surface Book 3 13.5

[ VERDICT ] Winner: Dell XPS 16 (9640) (88/100)

Dell XPS 16 (9640) leads overall with a score of 88/100 compared to Microsoft Surface Book 3 13.5 (52/100), offering superior measured performance and technical specifications.

[ WINNER ]
Dell XPS 16 (9640)
Dell

Dell XPS 16 (9640)

88/100
· $1899
View Full Specs →
Microsoft Surface Book 3 13.5
Microsoft

Microsoft Surface Book 3 13.5

52/100
View Full Specs →

Benchmark Performance Comparison

Normalized Lab Scores
Benchmark measurements and scores across compared devices
Benchmark Dell XPS 16 (9640) Microsoft Surface Book 3 13.5
Battery Life 82.0 Very Good —
Display 96.0 Excellent —
Gaming 84.0 Very Good WINNER 16.0 Poor
NanoReview Score 88.0 Very Good WINNER 52.0 Below Average
Performance 89.0 Very Good WINNER 36.0 Poor

Detailed Technical Specifications

Battery

Battery specifications comparison
Specification Dell XPS 16 (9640) Microsoft Surface Book 3 13.5
Battery Wh 99.5 Wh —
Battery type — Li-Po
Charge power — 65 / 102 W
Charging port position — Left
Charging via USB (Power Delivery) — Yes
Fast charging — Yes
Replaceable — No

Design

Design specifications comparison
Specification Dell XPS 16 (9640) Microsoft Surface Book 3 13.5
Weight 2.20 kg (4.85 lbs) CNC Aluminum 1.64 kg (3.62 lbs)

Display

Display specifications comparison
Specification Dell XPS 16 (9640) Microsoft Surface Book 3 13.5
Screen Size 16.3 inches 4K+ OLED Touch (3840 x 2400) —
Adobe RGB profile — 61%
Ambient light sensor — Yes
Aspect ratio — 3:2
Coating — Glossy
Contrast — 1600:1
HDR support — No
PPI — 267 ppi
Refresh rate — 60 Hz
Resolution — 3000 x 2000 pixels
Response time — 35 ms
Size — 13.5 inches
Sync technology — No
Touchscreen — Yes
Type — IPS LCD
sRGB color space — 95%

Performance

Performance specifications comparison
Specification Dell XPS 16 (9640) Microsoft Surface Book 3 13.5
Cpu Intel Core Ultra 7 155H (16 cores, up to 4.8 GHz, Intel AI Boost) —
Gpu NVIDIA GeForce RTX 4070 Laptop (8 GB GDDR6, 60W) —
Ram 32 GB LPDDR5X-7467 MHz —
Storage 1 TB PCIe 4.0 NVMe SSD —

CPU

CPU specifications comparison
Specification Dell XPS 16 (9640) Microsoft Surface Book 3 13.5
Base frequency — 1.3 GHz
Cores — 4
Fabrication process — 10 nm
Integrated GPU — Intel Iris Plus Graphics G7
L3 Cache — 8 MB
Threads — 8
Turbo frequency — 3.9 GHz

Case

Case specifications comparison
Specification Dell XPS 16 (9640) Microsoft Surface Book 3 13.5
Area — 724 cm2(112.1 inches2)
Colors — Silver
Cooling system — Active
Dimensions — 312 x 232 x 15-23 mm12.28 x 9.13 x 0.59-0.91 inches
Material — Aluminum
Noise level (max. load) — 33.6 dB
Number of fans — 2
Opening angle — 360°
Screen-to-body ratio — ~75%
Side bezels — 13.3 mm
Transformer — Yes
Vapor chamber — No
Weight 2.20 kg (4.85 lbs) CNC Aluminum 1.64 kg (3.62 lbs)

Connectivity

Connectivity specifications comparison
Specification Dell XPS 16 (9640) Microsoft Surface Book 3 13.5
Audio jack (3.5 mm) — Yes
Bluetooth — v5
DisplayPort — No
Ethernet (RJ45) — No
Fingerprint — Yes
HDMI — No
Infrared sensor — No
Optical drive — No
Proprietary charging port — No
SD card reader — Yes
Thunderbolt — No
USB Type-C — 1x USB 3.2
USB-A — 1x USB 3.2
VGA — No
Webcam — Above the display
Webcam resolution — 1280 x 720
Wi-Fi standard — v6

GPU Benchmarks

GPU Benchmarks specifications comparison
Specification Dell XPS 16 (9640) Microsoft Surface Book 3 13.5
Blender GPU — 374

Graphics Card

Graphics Card specifications comparison
Specification Dell XPS 16 (9640) Microsoft Surface Book 3 13.5
FLOPS — 3.2 TFLOPS
GPU base clock — 1380 MHz
GPU boost clock — 1560 MHz
GPU performance — 3.2 TFLOPS
Memory bus — 128 bit
Memory size — 4 GB
Memory speed — ~12 Gbps
Memory type — GDDR6
Raster operations pipelines (ROPs) — 32
Shading units (cores) — 1024
Texture mapping units (TMUs) — 64

Input

Input specifications comparison
Specification Dell XPS 16 (9640) Microsoft Surface Book 3 13.5
Backlight — Yes
Key travel — 1.55 mm
Keyboard type — Island
Numpad — No
Surface — Glass
Windows Precision — Yes

RAM

RAM specifications comparison
Specification Dell XPS 16 (9640) Microsoft Surface Book 3 13.5
Channels — 2x4 GB
Clock — 3733 MHz
Total slots — 2
Upgradable — No

Sound

Sound specifications comparison
Specification Dell XPS 16 (9640) Microsoft Surface Book 3 13.5
Audio chip — Intel Ice Lake-U/Y PCH-LP cAVS
Dolby Atmos — Yes
Loudness — ~61.8 dB
Microphones — 2
Speakers — 2.0

Storage

Storage specifications comparison
Specification Dell XPS 16 (9640) Microsoft Surface Book 3 13.5
Bus — PCI-E Gen 3.0 (4x)
NVMe — Yes
Storage type — SSD (M2)

Looking for More Comparisons?

Browse all available head-to-head comparisons or select new devices in the comparison hub.

Browse Laptops Comparisons → Launch Full Comparison Hub →