Dell Inspiron 14 7400 vs Dell XPS 16 (9640)

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

Dell XPS 16 (9640) leads overall with a score of 88/100 compared to Dell Inspiron 14 7400 (47/100), offering superior measured performance and technical specifications.

Why choose Dell XPS 16 (9640):
  • + Higher DeviceBenchmark Score score (88 vs 47)
  • + Higher Performance score (89 vs 35)
  • + Higher Gaming score (84 vs 8)

Benchmark Performance Comparison

Normalized Lab Scores
Benchmark measurements and scores across compared devices
Benchmark Dell Inspiron 14 7400 Dell XPS 16 (9640)
DeviceBenchmark Score 47.0 Poor 88.0 Very Good WINNER
Gaming 8.0 Poor 84.0 Very Good WINNER
Performance 35.0 Poor 89.0 Very Good WINNER
Battery Life — 82.0 Very Good
Display — 96.0 Excellent

Detailed Technical Specifications

Battery

Battery specifications comparison
Specification Dell Inspiron 14 7400 Dell XPS 16 (9640)
Battery type Li-Ion —
Cable length 1 meters —
Charge power 65 W —
Charging port position Left —
Charging via USB (Power Delivery) Yes —
Fast charging Yes —
Replaceable No —
Voltage 7.6 V —
Weight of AC adapter 290 grams —
Battery Wh — 99.5 Wh

CPU

CPU specifications comparison
Specification Dell Inspiron 14 7400 Dell XPS 16 (9640)
Base frequency 0.8-1.8 GHz —
Cores 4 —
Fabrication process 10 nm —
Integrated GPU Iris Xe Graphics G7 80EU —
L3 Cache 8 MB —
Threads 8 —
Turbo frequency 4 GHz —

Case

Case specifications comparison
Specification Dell Inspiron 14 7400 Dell XPS 16 (9640)
Area 722 cm2(111.9 inches2) —
Colors Silver —
Cooling system Active —
Dimensions 321.6 x 224.5 x 14.2-16.7 mm12.66 x 8.84 x 0.56-0.66 inches —
Liquid metal No —
Material Aluminum —
Noise level (max. load) 43.8 dB —
Number of fans 1 —
Opening angle 160° —
Screen-to-body ratio ~84.4% —
Side bezels 4.7 mm —
Transformer No —
Vapor chamber No —
Weight 1.25 kg (2.76 lbs) 2.20 kg (4.85 lbs) CNC Aluminum

Connectivity

Connectivity specifications comparison
Specification Dell Inspiron 14 7400 Dell XPS 16 (9640)
Audio jack (3.5 mm) Yes —
Bluetooth v5.1 —
DisplayPort No —
Ethernet (RJ45) No —
Fingerprint Yes —
HDMI 1x HDMI 2.0 —
Infrared sensor No —
Optical drive No —
Proprietary charging port Yes —
SD card reader Yes —
Thunderbolt Thunderbolt 4 —
USB Type-C 1x USB 4.0 —
USB-A 2x USB 3.2 —
VGA No —
Webcam Above the display —
Webcam resolution 1280 x 720 —
Wi-Fi standard v6 —

Display

Display specifications comparison
Specification Dell Inspiron 14 7400 Dell XPS 16 (9640)
Adobe RGB profile 67.8% —
Ambient light sensor No —
Aspect ratio 16:10 —
Coating Matte —
Contrast 800:1 —
DCI-P3 color gamut 65.8% —
HDR support Yes, Dolby Vision —
PPI 208 ppi —
Refresh rate 60 Hz —
Resolution 2560 x 1600 pixels —
Response time 22 ms —
Size 14.5 inches —
Sync technology No —
Touchscreen No —
Type IPS LCD —
sRGB color space 100% —
Screen Size — 16.3 inches 4K+ OLED Touch (3840 x 2400)

GPU Benchmarks

GPU Benchmarks specifications comparison
Specification Dell Inspiron 14 7400 Dell XPS 16 (9640)
Blender GPU 65 —

Graphics Card

Graphics Card specifications comparison
Specification Dell Inspiron 14 7400 Dell XPS 16 (9640)
FLOPS 1.2-1.9 TFLOPS —
GPU performance 1.2-1.9 TFLOPS —
Memory bus 64 bit —
Memory size 2 GB —
Memory speed ~7 Gbps —
Memory type GDDR5 —
Raster operations pipelines (ROPs) 16 —
Shading units (cores) 640 —
Texture mapping units (TMUs) 32 —

Input

Input specifications comparison
Specification Dell Inspiron 14 7400 Dell XPS 16 (9640)
Backlight Yes —
Keyboard type Island —
Numpad No —
Surface Plastic —
Windows Precision Yes —

RAM

RAM specifications comparison
Specification Dell Inspiron 14 7400 Dell XPS 16 (9640)
Channels 2x4 GB —
Clock 4267 MHz —
Upgradable No —

Sound

Sound specifications comparison
Specification Dell Inspiron 14 7400 Dell XPS 16 (9640)
Audio chip Realtek ALC3204 —
Dolby Atmos No —
Loudness ~70.1 dB —
Microphones 2 —
Power 2x2W —
Speakers 2.0 —

Storage

Storage specifications comparison
Specification Dell Inspiron 14 7400 Dell XPS 16 (9640)
Bus PCI-E Gen 3.0 (4x) —
NVMe Yes —
Storage type SSD (M2) —
Total slots 1 —

Design

Design specifications comparison
Specification Dell Inspiron 14 7400 Dell XPS 16 (9640)
Weight 1.25 kg (2.76 lbs) 2.20 kg (4.85 lbs) CNC Aluminum

Performance

Performance specifications comparison
Specification Dell Inspiron 14 7400 Dell XPS 16 (9640)
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

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