ASUS ZenBook 14 UM425 vs VivoBook S14 M433

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Display 1920 x 1080
CPU
RAM
Storage

Review

Evaluation of ASUS ZenBook 14 UM425 and VivoBook S14 M433 important characteristics
Performance
System and application performance
Gaming
Performance in popular 3D games
Display
Viewing angle, color accuracy, brightness
Battery Life
Potential battery life in light and average use
Connectivity
Ports, webcam and other interfaces
Case
Design, materials, durability and usability
NanoReview Score

Key Differences

What are the key differences between the notebooks
Advantages of the ASUS ZenBook 14 UM425
  • Can run popular games at about 85-116% higher FPS
  • Slightly easier to carry: weighs 180 grams less (around 0.4 lbs)
  • Features a much bigger (~34%) battery – 67 against 50 watt-hours
  • Thinner bezels and 3% higher screen-to-body ratio
  • Provides 60% higher max. screen brightness: 400 vs 250 nits
Advantages of the ASUS VivoBook S14 M433
  • Higher number of cutting-edge USB Type-C ports: 3 versus 2
  • User-upgradable RAM (up to 16GB)
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Tests and Specifications

Comparison table of test results and technical specs

Case

Weight 1.22 kg (2.69 lbs) 1.4 kg (3.09 lbs)
Dimensions 319 x 210 x 15.8 mm
12.56 x 8.27 x 0.62 inches
324 x 213 x 15.9 mm
12.76 x 8.39 x 0.63 inches
Area 670 cm2 (103.9 inches2) 690 cm2 (107.1 inches2)
Screen-to-body ratio ~80.6% ~78.3%
Side bezels 4.6 mm 7.1 mm
Colors Silver, Gray White, Black, Green, Red
Transformer No No
Size comparison
Cooling solution
Cooling system Active Active
Vapor chamber No No
Number of fans 1 1

Display

Size 14 inches 14 inches
Type OLED IPS LCD
Refresh rate 60 Hz 60 Hz
PPI 157 ppi 157 ppi
Aspect ratio 16:9 16:9
Resolution 1920 x 1080 pixels 1920 x 1080 pixels
HDR support No No
Touchscreen No No
Coating Matte Matte
Display tests
sRGB color space 100% 100%
Max. brightness
400 nits

Battery

Capacity
Battery type Li-Ion Li-Ion
Replaceable No No
Fast charging Yes Yes
USB Power Delivery Yes -
Charging port position Left Left
Charge power 65 / 100 W 65 W

CPU

CPU name
Base frequency 2.1 GHz 2.1 GHz
Turbo frequency 4 GHz 4 GHz
Cores 6 6
Threads 12 12
L3 Cache 8 MB 8 MB
Integrated GPU Radeon RX Vega 7 Radeon RX Vega 7
Fabrication process 7 nm 7 nm

Benchmarks

Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)

Graphics Card

GPU name
TGP - 10-45 W
Type Dedicated Integrated
Fabrication process 12 nm 7 nm
GPU base clock - 300 MHz
GPU boost clock - 1600 MHz
FLOPS 2.822 TFLOPS 1.108 TFLOPS
Memory size 2 GB System Shared
Memory type GDDR6 DDR4
Memory bus 64 bit -
Memory speed ~8-10 Gbps 3.2 Gbps
Shading units (cores) 896 448
Texture mapping units (TMUs) 56 28
Raster operations pipelines (ROPs) 32 7
GPU performance
2.822 TFLOPS
1.108 TFLOPS

RAM

RAM size
Channels 1x8 GB 2x4 GB
Clock 3733 MHz 3200 MHz
Type LPDDR4X DDR4
Upgradable No Yes
Total slots - 2
Max. ram size - 16 GB

Storage

Storage size
Bus PCI-E Gen 3.0 (4x) PCI-E Gen 3.0 (4x)
Storage type SSD (M2) SSD (M2)
Channels 1x256 GB 1x512 GB
Upgradable Yes Yes
Total slots 1 1
NVMe Yes Yes

Sound

Speakers 2.0 2.0
Dolby Atmos No No
Microphones 2 2

Connectivity

Wi-Fi standard v6 v6
Bluetooth v5 v5
Fingerprint No Yes
Optical drive No No
Webcam Above the display Above the display
Webcam resolution 1280 x 720 1280 x 720
Ports
USB-A 1x USB 3.2 1x USB 3.2
USB Type-C 2x USB 3.2 3x USB 3.2
Thunderbolt No No
HDMI 1x HDMI 2.0 1x HDMI 1.4
DisplayPort No No
VGA No No
Audio jack (3.5 mm) Yes Yes
Ethernet (RJ45) No No
SD card reader Yes Yes
Proprietary charging port No Yes

Input

Keyboard
Keyboard type Island Island
Numpad No No
Backlight Yes Yes
Key travel 1.4 mm 1.4 mm
Touchpad
Surface Glass Plastic
Windows Precision Yes Yes
*Disclaimer! Ports, speakers, display, and other specifications can be different depending on the laptop’s particular configuration or region.

Cast your vote

So, which laptop would you choose?
4 (50%)
4 (50%)
Total votes: 8

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