POCO X8 Power 5G 256GB Lab Test Results: Performance, Camera, Battery & Verdict

Tested in controlled lab conditions | Last updated: September 2026 | Price: ₹38,999 (approx.)

POCO X8 Power 5G 256GB: Lab Test Summary

Overall Score: 7.5/10

Performance Score: 7.4/10

Battery Score: 9.0/10

Camera Score: 7.0/10

*Ratings & scores are based on the 35-42k price segment

Key Strengths and Limitations

Strengths

10,000mAh battery comfortably supports extended two-day usage

1.5K 120Hz AMOLED panel offers vibrant visuals with HDR10+ and Dolby Vision

Solid construction with IP69K and Gorilla Glass Victus 2 protection

Limitations

Bulky weight takes some time to get accustomed to

Front camera output feels faded

Software experience feels cluttered with several pre-installed third-party apps

POCO X8 Power 5G 256GB Key Specifications

Processor

Snapdragon 6 Gen 5 Octa core

Display

6.83″ (17.35 cm) 120Hz AMOLED

Rear Camera

50+8 MP

Front Camera

32 MP

RAM | Storage

8 GB | 256 GB

Battery | Fast Charging

10000 mAh | 100W Fast Charging

Network

Dual SIM: 5G & 5G

Android v16

See Full Specifications

POCO X8 Power 5G 256GB Overall Scorecard

Category	Score	Verdict
Overall Performance	7.5/10	Good
CPU Performance	7.0/10	Good
GPU / Gaming	7.0/10	Good
Storage Performance	8.5/10	Good
Battery Life	9.0/10	Excellent
Camera	7.0/10	Good
AI Performance	7.0/10	Good

*Ratings & scores are based on the 35-42k price segment

POCO X8 Power 5G 256GB Performance based on Lab test

CPU Performance: Is POCO X8 Power 5G 256GB Good for Daily Use and Multitasking?

CPU Test	Score
AnTuTu Overall	988,404
AnTuTu CPU Score	349,791
Geekbench 6 Single-Core	911
Geekbench 6 Multi-Core	2,851
CPU Throttling Test	88%
PCMark Work 3.0	12,557

*Ratings & scores are based on the 35-42k price segment

Gaming Performance: Is POCO X8 Power 5G 256GB Good for Gaming?

Gaming / GPU Test	Score
AnTuTu GPU	117,918
3DMark Wild Life Extreme	1,163
3DMark Stability	99.00%
Geekbench GPU OpenCL	3,274

*Ratings & scores are based on the 35-42k price segment

Storage Performance: App Load Speeds and Responsiveness

Storage Test	Result
Random Read Speed	1124.1 MB/s
Random Write Speed	1115.7 MB/s
Sequential Read Speed	2194 MB/s
Sequential Write Speed	2195.4 MB/s
AnTuTu Storage Score	147,002
PCMark Android Storage Score	65,522

*Ratings & scores are based on the 35-42k price segment

Battery Life: Is POCO X8 Power 5G 256GB Good for Battery Backup?

Battery Metric	Result
PCMark Battery Test	28:53:00

*Ratings & scores are based on the 35-42k price segment

Camera Performance: Is POCO X8 Power 5G 256GB Camera Good?

Camera Mode	Score
Main Camera	8.0/10
Ultra-wide Camera	7.0/10
Portrait Mode	7.5/10
Front Camera	7.0/10
Rear Video Capture	8.0/10
Front Video Capture	7.0/10

*Ratings & scores are based on the 35-42k price segment

AI Performance and Future Readiness

AI Test	Score
Geekbench AI Single Precision (GPU)	623
Geekbench AI Half Precision (GPU)	1,068
Geekbench AI Quantized (GPU)	891
Geekbench AI Single Precision (NNAPI)	148
Geekbench AI Half Precision (NNAPI)	151
Geekbench AI Quantized (NNAPI)	424

*Ratings & scores are based on the 35-42k price segment

Final Verdict: Is POCO X8 Power 5G 256GB Worth Buying?

The POCO X8 Power puts endurance and display quality at the centre of its experience, with its 10,000mAh battery and vibrant 1.5K AMOLED panel being the key highlights. Its sturdy construction and strong protection further add to the package. The phone is fairly substantial in hand, while the front camera output and software experience leave some room for refinement. Even with these compromises, the X8 Power comes across as a well-equipped smartphone focused on battery life and everyday multimedia use.