Asus Vivobook S15 OLED (K3502, 12th Gen Intel) vs ASUS Vivobook Pro 15X OLED (12th Gen Intel)

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Evaluation of Asus Vivobook S15 OLED (K3502, 12th Gen Intel) and ASUS Vivobook Pro 15X OLED (12th Gen Intel) important characteristics

Key Differences

What are the key differences between the notebooks
Advantages of the Asus Vivobook S15 OLED (K3502, 12th Gen Intel)
  • Easier to carry: weighs 300 grams less (around 0.66 lbs)
  • Thinner bezels and 2% higher screen-to-body ratio
Advantages of the ASUS Vivobook Pro 15X OLED (12th Gen Intel)
  • Can run popular games at about 366-500% higher FPS
  • Higher screen refresh rate: 120 versus 60 Hz
  • Around 14% better multi-core CPU performance in the Cinebench R23 test
  • Features a a little bigger (~9%) battery – 76 against 70 watt-hours
  • Better webcam recording quality
  • 50% sharper screen – 212 versus 141 pixels per inch (PPI)
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Tests and Specifications

Comparison table of test results and technical specs


Weight 1.8 kg (3.97 lbs) 2.1 kg (4.63 lbs)
Dimensions 359.8 x 232.9 x 18.9 mm
14.17 x 9.17 x 0.74 inches
355.4 x 239.8 x 20.9 mm
13.99 x 9.44 x 0.82 inches
Area 838 cm2 (129.9 inches2) 852 cm2 (132.1 inches2)
Screen-to-body ratio ~80.1% ~78.7%
Side bezels 7.2 mm 5 mm
Colors Black, Gray, Green Black, Silver
Transformer No No
Opening angle 180° -
Size comparison
Cooling solution
Cooling system Active Active
Vapor chamber No No
Number of fans 1 2


Size 15.6 inches 15.6 inches
Refresh rate 60 Hz 120 Hz
PPI 141 ppi 212 ppi
Aspect ratio 16:9 16:9
Resolution 1920 x 1080 pixels 2880 x 1620 pixels
HDR support Yes, HDR10 Yes, Dolby Vision
Touchscreen No No
Coating Matte Glossy
Display tests
Contrast 1000000:1 1000000:1
DCI-P3 color gamut - 100%
Response time 1 ms 1 ms


Battery type Li-Po Li-Po
Replaceable No No
Fast charging Yes Yes
USB Power Delivery Yes Yes
Charging port position Right Left
Charge power 90 W 240 W


CPU name
Base frequency 2.5 GHz 2.3 GHz
Turbo frequency 4.5 GHz 4.7 GHz
Cores 12 10
Threads 16 16
L3 Cache 18 MB 24 MB
Integrated GPU Intel Iris Xe Graphics (80EU) Intel Iris Xe Graphics (64EU)
Fabrication process 10 nm 10 nm


Graphics Card

GPU name
TGP 15 W -
Type Integrated Dedicated
Fabrication process 10 nm 8 nm
GPU base clock 300 MHz -
GPU boost clock 1100 MHz -
Memory size System Shared 6 GB
Memory type DDR4 GDDR6
Memory bus - 192 bit
Memory speed 3.2 Gbps ~12-14 Gbps
Shading units (cores) 640 3840
Texture mapping units (TMUs) 40 120
Raster operations pipelines (ROPs) 20 48


RAM size
Channels 1x4 GB 2x8 GB
Clock 3200 MHz 4800 MHz
Type DDR4 DDR5
Upgradable Yes Yes
Total slots 1 1
Max. ram size 16 GB 32 GB


Storage size
Bus PCI-E Gen 4.0 (4x) PCI-E Gen 4.0 (4x)
Storage type SSD (M2) SSD (M2)
Channels 1x256 GB 1x512 GB
Upgradable Yes Yes
Total slots 1 2
NVMe Yes Yes


Speakers 2.0 2.0
Dolby Atmos - Yes
Microphones 2 3


Wi-Fi standard v6E v6E
Bluetooth v5.2 v5.2
Fingerprint Optional Yes
Optical drive No No
Webcam Above the display Above the display
Webcam resolution 1280 x 720 1920 x 1080
USB-A 2x USB 3.2 2x USB 3.2
USB Type-C 2x USB 4.0 2x USB 4.0
Thunderbolt Thunderbolt 4 Thunderbolt 4
HDMI 1x HDMI 2.0 1x HDMI 2.1
DisplayPort No No
Audio jack (3.5 mm) Yes Yes
Ethernet (RJ45) No Yes
SD card reader No Yes
Proprietary charging port No Yes


Keyboard type Island Island
Numpad Yes Yes
Backlight Yes Yes
Key travel 1.4 mm 1.4 mm
Size - 12.8 x 7.3 cm
Surface Plastic -
Windows Precision Yes Yes
*Disclaimer! Ports, speakers, display, and other specifications can be different depending on the laptop’s particular configuration or region.

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Total votes: 2


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