Realme GT 8 vs Redmi K20
The Realme GT 8 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Redmi K20 (2019) runs on the Qualcomm Snapdragon 730; launch prices were $350 and $250. By overall MobileRank rating, the Realme GT 8 leads — 80/100 vs 41/100 (a 39-point difference). Key differences: the Realme GT 8 has the bigger battery (7000 mAh vs 4000); the main camera is 50 MP vs 48 MP; the Realme GT 8 is faster in AnTuTu (3,126,402 vs 502,844); the Redmi K20 is noticeably lighter (191g vs 209g).
Profile comparison
Category scores
Realme GT 8
Redmi K20
What makes Realme GT 8 better?
- Higher AnTuTu: 3126402 vs 502844
- Better Geekbench Single: 3013 vs 724
- Better Geekbench Multi: 9287 vs 1836
- Bigger battery: 7000 vs 4000 mAh
- Faster charging: 100W vs 18W
- Better main camera: 50MP vs 48MP
- Higher refresh rate: 144Hz vs 60Hz
- Higher performance (91/100 vs 41/100)
- Better camera (56/100 vs 41/100)
- Longer battery life (85/100 vs 27/100)
- Better display (98/100 vs 56/100)
What makes Redmi K20 better?
- Lighter: 191g vs 209g
- Cheaper at launch: $250 vs $350
- Better portability (56/100 vs 50/100)
Comparison verdict
Comparing the Realme GT 8 vs the Redmi K20, the Realme GT 8 scores 39 points higher (80/100 vs 41/100). In the "performance" category, the Realme GT 8 leads (91/100 vs 41/100). In the "camera" category, the Realme GT 8 leads (56/100 vs 41/100). In the "battery" category, the Realme GT 8 leads (85/100 vs 27/100). Value score: Realme GT 8 — 94/100, Redmi K20 — 32/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. In the "performance" category, the Realme GT 8 significantly outperforms the Redmi K20 (91/100 vs 41/100). In the "display" category, the Realme GT 8 significantly outperforms the Redmi K20 (98/100 vs 56/100). In the "camera" category, the Realme GT 8 notably outperforms the Redmi K20 (56/100 vs 41/100). In the "battery" category, the Realme GT 8 significantly outperforms the Redmi K20 (85/100 vs 27/100). In the "portability" category, the Redmi K20 is a bit better (56/100 vs 50/100).
Specs comparison
| Specification | Realme GT 8 | Redmi K20 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 730 | |
| AnTuTu | 3126402 | 502844 | |
| Geekbench Single | 3013 | 724 | |
| Geekbench Multi | 9287 | 1836 | |
| Display | 6.8" AMOLED | 6.4" AMOLED | |
| Resolution | 1440x3136 | 2340x1080 | |
| Refresh rate | 144 Hz | 60 Hz | |
| Battery | 7000 mAh | 4000 mAh | |
| Charging | 100W | 18W | |
| Main camera | 50 MP | 48 MP | |
| Ultrawide | 8 MP | 13 MP | |
| Telephoto | 50 MP | 8 MP | |
| Front camera | 16 MP | 20 MP | |
| RAM | 12GB / 16GB | 6GB / 8GB | |
| Storage | 256GB / 512GB / 1TB | 64GB / 128GB / 256GB | |
| OS | Android 16 | Android 9 | |
| NFC | — | yes | |
| Dimensions | — | 156.7×74.3×8.8 mm | |
| Weight | 209 g | 191 g | |
| Launch price | $350 | $250 |
Camera comparison
Realme GT 8
- Main: 50MP f/1.8
- Ultrawide: 8MP
- Telephoto: 50MP
- Front: 16MP
Redmi K20
- Main: 48MP f/1.75
- Ultrawide: 13MP
- Telephoto: 8MP
- Front: 20MP
Display comparison
Realme GT 8
- 6.8" AMOLED
- Resolution: 1440x3136
- Refresh rate: 144 Hz
Redmi K20
- 6.4" AMOLED
- Resolution: 2340x1080
- Refresh rate: 60 Hz
Battery and charging
Realme GT 8
- 7000 mAh
- Wired: 100W
- Wireless charging: no data
Redmi K20
- 4000 mAh
- Wired: 18W
- Wireless charging: no data
Overall performance score
We compared Realme GT 8 and Redmi K20, covering their specs and all relevant benchmarks.
Realme GT 8 leads Redmi K20 by 521.7% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $100. Redmi K20 was $100 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Realme GT 8 significantly outperforms the Redmi K20 (91/100 vs 41/100).
display
In the "display" category, the Realme GT 8 significantly outperforms the Redmi K20 (98/100 vs 56/100).
camera
In the "camera" category, the Realme GT 8 notably outperforms the Redmi K20 (56/100 vs 41/100).
battery
In the "battery" category, the Realme GT 8 significantly outperforms the Redmi K20 (85/100 vs 27/100).
portability
In the "portability" category, the Redmi K20 is a bit better (56/100 vs 50/100).
Frequently asked questions
Which is better: the Realme GT 8 or the Redmi K20?
The Realme GT 8 significantly outperforms the Redmi K20 by 39 points (80/100 vs 41/100).
What is the rating of the Realme GT 8 and the Redmi K20?
The Realme GT 8 has a MobileRank rating of 80/100, the Redmi K20 — 41/100.
Which has the better camera: the Realme GT 8 or the Redmi K20?
The Realme GT 8 leads on camera score (56/100 vs 41/100).
Which is more powerful: the Realme GT 8 or the Redmi K20?
The Realme GT 8 leads on performance (91/100 vs 41/100).
Should you choose the Realme GT 8 over the Redmi K20?
The Realme GT 8 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.