Acer Swift X 14 (SFX14-61G) vs Lenovo Legion 9i Gen 10 (2025)

[ VERDICT ] Winner: Lenovo Legion 9i Gen 10 (2025) (89/100)

Lenovo Legion 9i Gen 10 (2025) leads overall with a score of 89/100 compared to Acer Swift X 14 (SFX14-61G) (68/100), offering superior measured performance and technical specifications.

Acer Swift X 14 (SFX14-61G)
Acer

Acer Swift X 14 (SFX14-61G)

68/100
View Full Specs →
[ WINNER ]
Lenovo Legion 9i Gen 10 (2025)
Lenovo

Lenovo Legion 9i Gen 10 (2025)

89/100
View Full Specs →

Benchmark Performance Comparison

Normalized Lab Scores
Benchmark measurements and scores across compared devices
Benchmark Acer Swift X 14 (SFX14-61G) Lenovo Legion 9i Gen 10 (2025)
Gaming 35.0 Poor 92.0 Excellent WINNER
NanoReview Score 68.0 Average 89.0 Very Good WINNER
Performance 62.0 Average 96.0 Excellent WINNER

Detailed Technical Specifications

Battery

Battery specifications comparison
Specification Acer Swift X 14 (SFX14-61G) Lenovo Legion 9i Gen 10 (2025)
Battery type Li-Ion Li-Po
Charge power 100 W 400 W
Charging port position Left Left, Bottom
Charging via USB (Power Delivery) Yes Yes, 140 W
Fast charging Yes Yes
Replaceable No No
Weight of AC adapter — 1247 grams

CPU

CPU specifications comparison
Specification Acer Swift X 14 (SFX14-61G) Lenovo Legion 9i Gen 10 (2025)
Base frequency 2.0 GHz 2.7 GHz
Cores 6 (3P + 3E) 24 (8P + 16E)
Fabrication process 4 nm 3 nm
Integrated GPU Radeon 840M Arc Graphics (4-Cores)
L3 Cache 16 MB 36 MB
Threads 12 24
Turbo frequency 4.8 GHz 5.4 GHz

Case

Case specifications comparison
Specification Acer Swift X 14 (SFX14-61G) Lenovo Legion 9i Gen 10 (2025)
Area 733 cm2(113.6 inches2) 1195 cm2(185.2 inches2)
Colors Black Black
Cooling system Active Active
Dimensions 322.4 x 227.4 x 9.76-17.96 mm12.69 x 8.95 x 0.38-0.71 inches 403 x 296.5 x 23.9-27.95 mm15.87 x 11.67 x 0.94-1.1 inches
Liquid metal No Yes
Material Aluminum Aluminum
Number of fans 1 4
Opening angle 180° 180°
Screen-to-body ratio ~83.2% ~78.6%
Side bezels 5 mm 7.7 mm
Transformer No No
Vapor chamber No Yes
Weight 1.57 kg (3.46 lbs) 3.5 kg (7.72 lbs)
Noise level (max. load) — 56 dB

Connectivity

Connectivity specifications comparison
Specification Acer Swift X 14 (SFX14-61G) Lenovo Legion 9i Gen 10 (2025)
Audio jack (3.5 mm) Yes Yes
Bluetooth v5.4 v5.4
DisplayPort No No
Ethernet (RJ45) No Yes
Fingerprint Optional No
HDMI 1x HDMI 2.1 1x HDMI 2.1
Infrared sensor No Yes
Optical drive No No
Proprietary charging port No Yes
SD card reader Yes Yes
Thunderbolt No Thunderbolt 5
USB Type-C 2x USB 4.0 3x USB 4.0
USB-A 2x USB 3.2 3x USB 3.2
VGA No No
Webcam Above the display Above the display
Webcam resolution 1920 x 1080 2560 x 1440
Wi-Fi standard v6E v7

Display

Display specifications comparison
Specification Acer Swift X 14 (SFX14-61G) Lenovo Legion 9i Gen 10 (2025)
Aspect ratio 16:10 16:10
Coating Glossy Glossy
Contrast 1000000:1 1200:1
DCI-P3 color gamut 100% 88.9%
HDR support Yes, HDR10 Yes, Dolby Vision
PPI 234 ppi 252 ppi
Refresh rate 120 Hz 240 Hz
Resolution 2880 x 1800 pixels 3840 x 2400 pixels
Response time 1 ms 3 ms
Size 14.5 inches 18 inches
Sync technology No G-Sync
Touchscreen No No
Type OLED Mini LED
sRGB color space 100% 100%
Adobe RGB profile — 96.8%

GPU Benchmarks

GPU Benchmarks specifications comparison
Specification Acer Swift X 14 (SFX14-61G) Lenovo Legion 9i Gen 10 (2025)
Blender GPU 2444 7717
Solar Bay 38763 123422

Graphics Card

Graphics Card specifications comparison
Specification Acer Swift X 14 (SFX14-61G) Lenovo Legion 9i Gen 10 (2025)
FLOPS 12.6 TFLOPS 42 TFLOPS
GPU performance 12.6 TFLOPS 42 TFLOPS
Memory bus 128 bit 256 bit
Memory size 8 GB 16 GB
Memory speed ~24 Gbps ~28 Gbps
Memory type GDDR7 GDDR7
Raster operations pipelines (ROPs) 32 96
Shading units (cores) 2560 7680
TGP 90 W 175 W
Texture mapping units (TMUs) 80 240
GPU base clock — 975 MHz
Nvidia Optimus — MUX

Input

Input specifications comparison
Specification Acer Swift X 14 (SFX14-61G) Lenovo Legion 9i Gen 10 (2025)
Backlight Yes Yes
Keyboard type Island Island
Numpad No Yes
Windows Precision Yes Yes
Key travel — 1.6 mm
Surface — Glass

RAM

RAM specifications comparison
Specification Acer Swift X 14 (SFX14-61G) Lenovo Legion 9i Gen 10 (2025)
Channels 2x8 GB 2x16 GB
Clock 7500 MHz 5600 MHz
Upgradable No Yes
Max. ram size — 192 GB
Total slots 1 4

Sound

Sound specifications comparison
Specification Acer Swift X 14 (SFX14-61G) Lenovo Legion 9i Gen 10 (2025)
Dolby Atmos No No
Microphones 3 2
Speakers 2.0 2.2 (2 tweeters and 2 woofers)
Audio chip — Realtek ALC3306
Loudness — ~79 dB
Power — 2x2W, 2x2W

Storage

Storage specifications comparison
Specification Acer Swift X 14 (SFX14-61G) Lenovo Legion 9i Gen 10 (2025)
Bus PCI-E Gen 4.0 (4x) PCI-E Gen 5.0 (4x)
NVMe Yes Yes
Storage type SSD (M2) SSD (M2)
Total slots 1 4

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