Motorola Moto G100S vs Redmi K90
The Motorola Moto G100S (2025) runs on the Qualcomm Snapdragon 6s Gen 4, while the Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $130 and $401. By overall MobileRank rating, the Redmi K90 leads — 76/100 vs 51/100 (a 25-point difference). Key differences: the Redmi K90 has the bigger battery (7100 mAh vs 7000); the Redmi K90 is faster in AnTuTu (3,077,585 vs 829,894).
Profile comparison
Category scores
Motorola Moto G100S
Redmi K90
What makes Motorola Moto G100S better?
- Cheaper at launch: $130 vs $401
- Overall rating 51/100
What makes Redmi K90 better?
- Higher AnTuTu: 3077585 vs 829894
- Better Geekbench Single: 3013 vs 1009
- Better Geekbench Multi: 9287 vs 2892
- Bigger battery: 7100 vs 7000 mAh
- Faster charging: 100W vs 30W
- Lighter: 206g vs 210g
- Higher performance (91/100 vs 55/100)
- Better camera (58/100 vs 33/100)
- Longer battery life (72/100 vs 57/100)
- Better display (82/100 vs 66/100)
- Better portability (55/100 vs 47/100)
Comparison verdict
Comparing the Motorola Moto G100S vs the Redmi K90, the Redmi K90 scores 25 points higher (76/100 vs 51/100). In the "performance" category, the Redmi K90 leads (91/100 vs 55/100). In the "camera" category, the Redmi K90 leads (58/100 vs 33/100). In the "battery" category, the Redmi K90 leads (72/100 vs 57/100). Value score: Motorola Moto G100S — 82/100, Redmi K90 — 80/100; 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 Redmi K90 significantly outperforms the Motorola Moto G100S (91/100 vs 55/100). In the "display" category, the Redmi K90 notably outperforms the Motorola Moto G100S (82/100 vs 66/100). In the "camera" category, the Redmi K90 notably outperforms the Motorola Moto G100S (58/100 vs 33/100). In the "battery" category, the Redmi K90 notably outperforms the Motorola Moto G100S (72/100 vs 57/100). In the "portability" category, the Redmi K90 is a bit better (55/100 vs 47/100).
Specs comparison
| Specification | Motorola Moto G100S | Redmi K90 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 6s Gen 4 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 829894 | 3077585 | |
| Geekbench Single | 1009 | 3013 | |
| Geekbench Multi | 2892 | 9287 | |
| Display | 6.7" IPS LCD | 6.6" AMOLED | |
| Resolution | 1080x2400 | 2510x1156 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 7000 mAh | 7100 mAh | |
| Charging | 30W | 100W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 8 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 8 MP | 20 MP | |
| RAM | 8GB | 12GB / 16GB | |
| Storage | 128GB / 256GB | 256GB / 512GB | |
| OS | Android 15 | Android 16 | |
| Brightness (peak) | 1050 nits | 3500 nits | |
| NFC | yes | yes | |
| Protection | IP64 | IP68 | |
| Dimensions | 166.2×76.5×8.6 mm | 157.5×75.3×8.0 mm | |
| Weight | 210 g | 206 g | |
| Launch price | $130 | $401 |
Camera comparison
Motorola Moto G100S
- Main: 50MP f/1.9
- Ultrawide: 8MP
- Front: 8MP
Redmi K90
- Main: 50MP f/1.9
- Ultrawide: 8MP
- Telephoto: 50MP
- Front: 20MP
Display comparison
Motorola Moto G100S
- 6.7" IPS LCD
- Resolution: 1080x2400
- Refresh rate: 120 Hz
Redmi K90
- 6.6" AMOLED
- Resolution: 2510x1156
- Refresh rate: 120 Hz
Battery and charging
Motorola Moto G100S
- 7000 mAh
- Wired: 30W
- No wireless charging
Redmi K90
- 7100 mAh
- Wired: 100W
- No wireless charging
Overall performance score
We compared Motorola Moto G100S and Redmi K90, covering their specs and all relevant benchmarks.
Redmi K90 leads Motorola Moto G100S by 73.0% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $271. Motorola Moto G100S was $271 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Redmi K90 significantly outperforms the Motorola Moto G100S (91/100 vs 55/100).
display
In the "display" category, the Redmi K90 notably outperforms the Motorola Moto G100S (82/100 vs 66/100).
camera
In the "camera" category, the Redmi K90 notably outperforms the Motorola Moto G100S (58/100 vs 33/100).
battery
In the "battery" category, the Redmi K90 notably outperforms the Motorola Moto G100S (72/100 vs 57/100).
portability
In the "portability" category, the Redmi K90 is a bit better (55/100 vs 47/100).
Frequently asked questions
Which is better: the Motorola Moto G100S or the Redmi K90?
The Redmi K90 significantly outperforms the Motorola Moto G100S by 25 points (76/100 vs 51/100).
What is the rating of the Motorola Moto G100S and the Redmi K90?
The Motorola Moto G100S has a MobileRank rating of 51/100, the Redmi K90 — 76/100.
Which has the better camera: the Motorola Moto G100S or the Redmi K90?
The Redmi K90 leads on camera score (58/100 vs 33/100).
Which is more powerful: the Motorola Moto G100S or the Redmi K90?
The Redmi K90 leads on performance (91/100 vs 55/100).
Should you choose the Motorola Moto G100S over the Redmi K90?
The Motorola Moto G100S is a better fit for budget-conscious buyers. The Redmi K90 is a better fit for gamers and power users, budget-conscious buyers.