Infinix Smart 4 vs Redmi K100
The Infinix Smart 4 (2019) runs on the MediaTek Helio A22, while the Redmi K100 (2026) runs on the Qualcomm Snapdragon 8 Elite. By overall MobileRank rating, the Redmi K100 leads — 73/100 vs 20/100 (a 53-point difference). Key differences: the Redmi K100 has the bigger battery (10000 mAh vs 4000); the main camera is 8 MP vs 50 MP; the Redmi K100 is faster in AnTuTu (3,298,726 vs 155,362); the Redmi K100 has NFC for contactless payments, the Infinix Smart 4 doesn't; the Infinix Smart 4 is noticeably lighter (183g vs 234g).
Profile comparison
Category scores
Infinix Smart 4
Redmi K100
What makes Infinix Smart 4 better?
- Lighter: 183g vs 234g
- Better portability (66/100 vs 25/100)
What makes Redmi K100 better?
- Higher AnTuTu: 3298726 vs 155362
- Better Geekbench Single: 3013 vs 300
- Better Geekbench Multi: 9287 vs 486
- Bigger battery: 10000 vs 4000 mAh
- Better main camera: 50MP vs 8MP
- Higher performance (92/100 vs 10/100)
- Better camera (37/100 vs 10/100)
- Longer battery life (80/100 vs 32/100)
- Better display (94/100 vs 38/100)
Comparison verdict
Comparing the Infinix Smart 4 vs the Redmi K100, the Redmi K100 scores 53 points higher (73/100 vs 20/100). In the "performance" category, the Redmi K100 leads (92/100 vs 10/100). In the "camera" category, the Redmi K100 leads (37/100 vs 10/100). In the "battery" category, the Redmi K100 leads (80/100 vs 32/100). In the "performance" category, the Redmi K100 significantly outperforms the Infinix Smart 4 (92/100 vs 10/100). In the "display" category, the Redmi K100 significantly outperforms the Infinix Smart 4 (94/100 vs 38/100). In the "camera" category, the Redmi K100 notably outperforms the Infinix Smart 4 (37/100 vs 10/100). In the "battery" category, the Redmi K100 significantly outperforms the Infinix Smart 4 (80/100 vs 32/100). In the "portability" category, the Infinix Smart 4 significantly outperforms the Redmi K100 (66/100 vs 25/100).
Specs comparison
| Specification | Infinix Smart 4 | Redmi K100 | |
|---|---|---|---|
| Processor | MediaTek Helio A22 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 155362 | 3298726 | |
| Geekbench Single | 300 | 3013 | |
| Geekbench Multi | 486 | 9287 | |
| Display | 6.6" IPS LCD | 6.8" AMOLED | |
| Resolution | 720x1600 | 1280x2772 | |
| Refresh rate | — | 165 Hz | |
| Battery | 4000 mAh | 10000 mAh | |
| Charging | — | 100W | |
| Main camera | 8 MP | 50 MP | |
| Ultrawide | 0 MP | 8 MP | |
| Front camera | 5 MP | 20 MP | |
| RAM | 1GB | 12GB / 16GB | |
| Storage | — | 256GB / 512GB | |
| OS | Android 9.0 Pie (Go edition) | Android 17 | |
| Brightness (peak) | — | 3500 nits | |
| NFC | no | yes | |
| Protection | — | IP68 | |
| Dimensions | 167.0×76.0×8.3 mm | — | |
| Weight | 183 g | 234 g | |
| Launch price | — | — |
Camera comparison
Infinix Smart 4
- Main: 8MP
- Front: 5MP
Redmi K100
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Display comparison
Infinix Smart 4
- 6.6" IPS LCD
- Resolution: 720x1600
- Refresh rate: —
Redmi K100
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Battery and charging
Infinix Smart 4
- 4000 mAh
- Wireless charging: no data
Redmi K100
- 10000 mAh
- Wired: 100W
- No wireless charging
Overall performance score
We compared Infinix Smart 4 and Redmi K100, covering their specs and all relevant benchmarks.
Redmi K100 leads Infinix Smart 4 by 95.3% in our overall performance rating.
Benchmarks
Detailed category analysis
performance
In the "performance" category, the Redmi K100 significantly outperforms the Infinix Smart 4 (92/100 vs 10/100).
display
In the "display" category, the Redmi K100 significantly outperforms the Infinix Smart 4 (94/100 vs 38/100).
camera
In the "camera" category, the Redmi K100 notably outperforms the Infinix Smart 4 (37/100 vs 10/100).
battery
In the "battery" category, the Redmi K100 significantly outperforms the Infinix Smart 4 (80/100 vs 32/100).
portability
In the "portability" category, the Infinix Smart 4 significantly outperforms the Redmi K100 (66/100 vs 25/100).
Frequently asked questions
Which is better: the Infinix Smart 4 or the Redmi K100?
The Redmi K100 significantly outperforms the Infinix Smart 4 by 53 points (73/100 vs 20/100).
What is the rating of the Infinix Smart 4 and the Redmi K100?
The Infinix Smart 4 has a MobileRank rating of 20/100, the Redmi K100 — 73/100.
Which has the better camera: the Infinix Smart 4 or the Redmi K100?
The Redmi K100 leads on camera score (37/100 vs 10/100).
Which is more powerful: the Infinix Smart 4 or the Redmi K100?
The Redmi K100 leads on performance (92/100 vs 10/100).
Should you choose the Infinix Smart 4 over the Redmi K100?
The Redmi K100 is a better fit for gamers and power users, those who care about battery life.