Realme 8i vs Redmi K100
The Realme 8i (2021) runs on the MediaTek Helio G96, while the Redmi K100 (2026) runs on the Qualcomm Snapdragon 8 Elite. By overall MobileRank rating, the Redmi K100 leads — 73/100 vs 43/100 (a 30-point difference). Key differences: the Redmi K100 has the bigger battery (10000 mAh vs 5000); the Redmi K100 is faster in AnTuTu (3,298,726 vs 493,222); the Redmi K100 has NFC for contactless payments, the Realme 8i doesn't; the Realme 8i is noticeably lighter (194g vs 234g).
Profile comparison
Category scores
Realme 8i
Redmi K100
What makes Realme 8i better?
- Lighter: 194g vs 234g
- Better portability (57/100 vs 25/100)
What makes Redmi K100 better?
- Higher AnTuTu: 3298726 vs 493222
- Better Geekbench Single: 3013 vs 674
- Better Geekbench Multi: 9287 vs 1793
- Bigger battery: 10000 vs 5000 mAh
- Faster charging: 100W vs 18W
- Higher refresh rate: 165Hz vs 120Hz
- Higher performance (92/100 vs 40/100)
- Better camera (37/100 vs 32/100)
- Longer battery life (80/100 vs 43/100)
- Better display (94/100 vs 66/100)
Comparison verdict
Comparing the Realme 8i vs the Redmi K100, the Redmi K100 scores 30 points higher (73/100 vs 43/100). In the "performance" category, the Redmi K100 leads (92/100 vs 40/100). In the "battery" category, the Redmi K100 leads (80/100 vs 43/100). In the "performance" category, the Redmi K100 significantly outperforms the Realme 8i (92/100 vs 40/100). In the "display" category, the Redmi K100 notably outperforms the Realme 8i (94/100 vs 66/100). In the "camera" category, the Redmi K100 is a bit better (37/100 vs 32/100). In the "battery" category, the Redmi K100 significantly outperforms the Realme 8i (80/100 vs 43/100). In the "portability" category, the Realme 8i significantly outperforms the Redmi K100 (57/100 vs 25/100).
Specs comparison
| Specification | Realme 8i | Redmi K100 | |
|---|---|---|---|
| Processor | MediaTek Helio G96 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 493222 | 3298726 | |
| Geekbench Single | 674 | 3013 | |
| Geekbench Multi | 1793 | 9287 | |
| Display | 6.6" IPS LCD | 6.8" AMOLED | |
| Resolution | 1080x2412 | 1280x2772 | |
| Refresh rate | 120 Hz | 165 Hz | |
| Battery | 5000 mAh | 10000 mAh | |
| Charging | 18W | 100W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 0 MP | 8 MP | |
| Front camera | 16 MP | 20 MP | |
| RAM | 4GB / 6GB | 12GB / 16GB | |
| Storage | 64GB / 128GB | 256GB / 512GB | |
| OS | Android 11, Realme UI 2.0 | Android 17 | |
| Brightness (peak) | 600 nits | 3500 nits | |
| NFC | no | yes | |
| Protection | — | IP68 | |
| Dimensions | 164.1×75.5×8.5 mm | — | |
| Weight | 194 g | 234 g | |
| Launch price | — | — |
Camera comparison
Realme 8i
- Main: 50MP f/1.8
- Front: 16MP
Redmi K100
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Display comparison
Realme 8i
- 6.6" IPS LCD
- Resolution: 1080x2412
- Refresh rate: 120 Hz
Redmi K100
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Battery and charging
Realme 8i
- 5000 mAh
- Wired: 18W
- No wireless charging
Redmi K100
- 10000 mAh
- Wired: 100W
- No wireless charging
Overall performance score
We compared Realme 8i and Redmi K100, covering their specs and all relevant benchmarks.
Redmi K100 leads Realme 8i by 85.0% in our overall performance rating.
Benchmarks
Detailed category analysis
performance
In the "performance" category, the Redmi K100 significantly outperforms the Realme 8i (92/100 vs 40/100).
display
In the "display" category, the Redmi K100 notably outperforms the Realme 8i (94/100 vs 66/100).
camera
In the "camera" category, the Redmi K100 is a bit better (37/100 vs 32/100).
battery
In the "battery" category, the Redmi K100 significantly outperforms the Realme 8i (80/100 vs 43/100).
portability
In the "portability" category, the Realme 8i significantly outperforms the Redmi K100 (57/100 vs 25/100).
Frequently asked questions
Which is better: the Realme 8i or the Redmi K100?
The Redmi K100 significantly outperforms the Realme 8i by 30 points (73/100 vs 43/100).
What is the rating of the Realme 8i and the Redmi K100?
The Realme 8i has a MobileRank rating of 43/100, the Redmi K100 — 73/100.
Which has the better camera: the Realme 8i or the Redmi K100?
The Redmi K100 leads on camera score (37/100 vs 32/100).
Which is more powerful: the Realme 8i or the Redmi K100?
The Redmi K100 leads on performance (92/100 vs 40/100).
Should you choose the Realme 8i over the Redmi K100?
The Redmi K100 is a better fit for gamers and power users, those who care about battery life.