HP Spectre x360 14 (2021) vs Asus ExpertBook B5 Flip OLED (11th Gen Intel)

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Evaluation of HP Spectre x360 14 (2021) and Asus ExpertBook B5 Flip OLED (11th Gen Intel) important characteristics
System and application performance
Performance in popular 3D games
Viewing angle, color accuracy, brightness
Battery Life
Potential battery life in light and average use
Ports, webcam and other interfaces
Design, materials, durability and usability

Key Differences

What are the key differences between the notebooks
Advantages of the HP Spectre x360 14 (2021)
  • Around 2x better multi-core CPU performance in the Cinebench R23 test
  • Can run popular games at about 37-51% higher FPS
  • Thinner bezels and 12% higher screen-to-body ratio
Advantages of the Asus ExpertBook B5 Flip OLED (11th Gen Intel)
  • User-upgradable RAM (up to 48GB)
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Tests and Specifications

Comparison table of test results and technical specs


Weight 1.34 kg (2.95 lbs) 1.3 kg (2.87 lbs)
Dimensions 293.8 x 220.1 x 16.9 mm
11.57 x 8.67 x 0.67 inches
309 x 210.6 x 16.9 mm
12.17 x 8.29 x 0.67 inches
Area 647 cm2 (100.3 inches2) 651 cm2 (100.9 inches2)
Screen-to-body ratio ~83.9% ~74.9%
Side bezels 4.3 mm 7.3 mm
Colors Black, Silver, Blue Black
Transformer Yes Yes
Opening angle 360° 360°
Size comparison
Cooling solution
Cooling system Active Active
Vapor chamber No No
Number of fans 1 1
Noise level 41.5 dB 45 dB


Size 13.5 inches 13.3 inches
Refresh rate 60 Hz 60 Hz
PPI 171 ppi 166 ppi
Aspect ratio 3:2 16:9
Resolution 1920 x 1280 pixels 1920 x 1080 pixels
HDR support No Yes, HDR10
Touchscreen Yes Yes
Coating Glossy (Antireflective) Matte
Display tests
Contrast - 1661:1
sRGB color space - 98.9%
Adobe RGB profile - 68.5%
DCI-P3 color gamut - 66.3%
Response time - 29 ms


Full charging time 2:35 hr -
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 65 W 65 W
Weigh of AC adapter 290 gramm 331 gramm


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


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

Graphics Card

GPU name
TGP 15 W 15 W
Type Integrated Integrated
Fabrication process 10 nm 10 nm
GPU base clock 300 MHz 300 MHz
GPU boost clock 1100 MHz 1100 MHz
Memory size System Shared System Shared
Memory type DDR4 DDR4
Memory speed 3.2 Gbps 3.2 Gbps
Shading units 640 384
DirectX support 12 12
GPU performance


RAM size
Channels 2x4 GB 1x4 GB
Clock 3200 MHz 3200 MHz
Type DDR4 DDR4
Upgradable No Yes
Total slots 2 2
Max. ram size - 48 GB


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 2
NVMe Yes Yes


Speakers 2.0 2.0
Dolby Atmos - No
Loudness - 81.9 dB
Microphones 2 2


Wi-Fi standard v6 v6
Bluetooth v5 v5
Fingerprint Yes Yes
Optical drive No No
Webcam Above the display Above the display
Webcam resolution 1280 x 720 1280 x 720
USB-A 1x USB 3.2 1x USB 3.2
USB Type-C 2x USB 3.2 2x USB 4.0
Thunderbolt Thunderbolt 4 Thunderbolt 4
HDMI 1x HDMI 2.0 1x HDMI 2.0
DisplayPort No No
Audio jack (3.5 mm) Yes Yes
Ethernet (RJ45) No No
SD card reader Yes Yes
Proprietary charging port No No


Keyboard type Island Island
Numpad No No
Backlight Yes Yes
Key travel - 1.5 mm
Size 11.5 x 7.4 cm 10.0 x 6.0 cm
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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