Lenovo IdeaPad Flex 5 14” (Intel) vs ASUS ZenBook 14 UX435

You can select specific configurations for the laptops to get a more accurate comparative review
Display 1920 x 1080
CPU
RAM
Storage

Review

Evaluation of Lenovo IdeaPad Flex 5 14” (Intel) and ASUS ZenBook 14 UX435 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

Key Differences

What are the key differences between the notebooks
Advantages of the Lenovo IdeaPad Flex 5 14” (Intel)
  • Includes an old-school USB-A port
  • Display has support for touch input
Advantages of the ASUS ZenBook 14 UX435
  • Can run popular games at about 130-177% higher FPS
  • Easier to carry: weighs 310 grams less (around 0.68 lbs)
  • Higher number of cutting-edge USB Type-C ports: 2 versus 1
  • Around 2x better multi-core CPU performance in the Cinebench R23 test
  • Thinner bezels and 18% higher screen-to-body ratio
  • Features a bigger (~20%) battery – 63 against 52.5 watt-hours
  • Much smaller footprint: 15% more compact case (98.4 vs 116.4 square inches)
  • Provides 20% higher max. screen brightness: 300 vs 250 nits
We may earn commissions from Amazon for purchases made via the links below. This does not affect our assessment methodology.

Tests and Specifications

Comparison table of test results and technical specs

Case

Weight 1.5 kg (3.31 lbs) 1.19 kg (2.62 lbs)
Dimensions 328 x 229 x 17.9 mm
12.91 x 9.02 x 0.7 inches
319 x 199 x 16.9 mm
12.56 x 7.83 x 0.67 inches
Area 751 cm2 (116.4 inches2) 635 cm2 (98.3 inches2)
Screen-to-body ratio ~71.9% ~85.1%
Side bezels 9.1 mm 4.6 mm
Colors Blue White, Gray
Transformer Yes No
Opening angle 360° 150°
Size comparison
Cooling solution
Cooling system Active Active
Vapor chamber No No
Number of fans 1 1
Noise level - 41.6 dB

Display

Size 14 inches 14 inches
Type IPS LCD 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 Yes No
Coating Glossy Matte
Display tests
Contrast - 897:1
sRGB color space - 100%
Response time - 33 ms
Max. brightness

Battery

Capacity
Voltage - 11.6 V
Full charging time - 2:00 hr
Battery type Li-Po Li-Ion
Replaceable No No
Fast charging Yes Yes
USB Power Delivery Yes Yes
Charging port position Left Left
Charge power 65 W 65 W
Weigh of AC adapter - 215 gramm

CPU

CPU name
Base frequency 1.7-3.0 GHz 0.9-2.4 GHz
Turbo frequency 4.1 GHz 4.2 GHz
Cores 2 4
Threads 4 8
L3 Cache 6 MB 8 MB
Integrated GPU Intel UHD Graphics Xe G4 Iris Xe Graphics G7 80EU
Fabrication process 10 nm 10 nm

Benchmarks

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

Graphics Card

GPU name
TGP 15 W 12 W
Nvidia Optimus - Yes
Type Integrated Dedicated
Fabrication process 10 nm 12 nm
GPU base clock 300 MHz -
GPU boost clock 1100 MHz -
FLOPS 0.84 TFLOPS 2.822 TFLOPS
Memory size System Shared 2 GB
Memory type DDR4 GDDR6
Memory bus - 64 bit
Memory speed 3.2 Gbps ~8-10 Gbps
Shading units (cores) 384 896
Texture mapping units (TMUs) 24 56
Raster operations pipelines (ROPs) 12 32
GPU performance
2.822 TFLOPS

RAM

RAM size
Channels 2x4 GB 2x4 GB
Clock 3200 MHz 3733 MHz
Type DDR4 LPDDR4X
Upgradable No No
Total slots 2 -

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 1x256 GB
Upgradable Yes Yes
Total slots 1 1
NVMe Yes Yes

Sound

Speakers 2.0 2.0
Power 2x2W -
Dolby Atmos Yes No
Loudness - 58 dB
Microphones 2 2

Connectivity

Wi-Fi standard v6 v6
Bluetooth v5 v5
Fingerprint Yes No
Optical drive No No
Webcam Above the display Above the display
Webcam resolution 1280 x 720 1280 x 720
Ports
USB-A 2x USB 3.2 1x USB 3.2
USB Type-C 1x USB 3.2 2x USB 3.2
Thunderbolt No Thunderbolt 4
HDMI 1x HDMI 1.4 1x HDMI 2.0
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 Yes No

Input

Keyboard
Keyboard type Island Island
Numpad No No
Backlight Yes Yes
Key travel - 1.35 mm
Touchpad
Surface Plastic Glass
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?
0 (0%)
1 (100%)
Total votes: 1

Comments

Write your opinion about the comparison of ASUS ZenBook 14 UX435 and Lenovo IdeaPad Flex 5 14” (Intel) or ask any questions
Promotion