Compare Xiaomi Redmi K40 6/128Gb vs Samsung Galaxy S21 8/128GB
| Name | Xiaomi Redmi K40 6/128Gb | Samsung Galaxy S21 8/128GB |
|---|---|---|
|
|
|
| Antutu benchmark | 687663 | 642745 |
| CPU | Qualcomm Snapdragon 870 | Samsung Exynos 2100 |
| Diagonal size | 6.67 " | 6.2 " |
| Resolution | 2400x1080 | 2400x1080 |
| Multi-touch (number of touches) | 10 | 10 |
| RAM | 6 Gb | 8 Gb |
| Bezel-less | Yes | Yes |
| ROM | 128 GB | 128 GB |
| External memory | No | No |
| Rear camera | 48 Mp | 12 Mp |
| Camera | Triple Camera | Triple Camera |
| Sensor model | Sony IMX582 | |
| dxomark mobile ranking | ||
| dxomark (photo) | ||
| dxomark (video) | ||
| Front (selfie) camera | 30 Mp | 10 Mp |
| Battery | 4520 mAh | 4000 mAh |
| Wireless charging | No | Yes |
| Network | 5 G | 5 G |
| WiFi | Yes | Yes |
| Bluetooth | Yes | Yes |
| NFC | Yes | Yes |
| Navigation (Positioning) | GPS, A-GPS, GLONAS | GPS, A-GPS, GLONAS |
| Notifications Led | No | No |
| Fingerprint's scanner | Yes | Yes |
| Operating system (OS) | Android 11 | Android 11 |
| Material | Plastic frame and glass case | Plastic |
| Weight | 201 g | 169 g |
| Dimensions | 163,7 x 76,4 x 7,8 mm | 151.7 x 71.2 x 7.9 mm |
| Price |
Discontinued.
View all Xiaomi models here
Alternatives to the Xiaomi Redmi K40 6/128Gb: Xiaomi Redmi Note 13 4G 8/256GB NFC - Compare Xiaomi CC9 Pro 8/256Gb - Compare Xiaomi Mi 10 Global - Compare |
536.42€ ($580.24) See Details |
Xiaomi Redmi K40 6/128Gb vs Samsung Galaxy S21 8/128GB: Camera comparison.
In this table, you can compare the Xiaomi Redmi K40’s camera vs Samsung Galaxy S21’s camera, see the difference between the 48Mp Sony IMX582 sensor and the 12Mp sensor, and understand which camera has the maximum benefits compared to the competitor.
| Name | Xiaomi Redmi K40 6/128Gb | Samsung Galaxy S21 8/128GB |
|---|---|---|
| Rear camera | 48 Mp | 12 Mp |
| Sensor model | Sony IMX582 | |
| Flash | Dual LED flash | |
| Front (selfie) camera | 30 Mp | 10 Mp |
| Flash | No | No |
Xiaomi Redmi K40 6/128Gb vs Samsung Galaxy S21 8/128GB: battery life comparison.
Below, you can find the last battery life test between the Xiaomi Redmi K40 vs Samsung Galaxy S21, compare the difference between their batteries when in performance or normal mode, and see what chargers they support.
| Name | Xiaomi Redmi K40 6/128Gb | Samsung Galaxy S21 8/128GB |
|---|---|---|
| Battery | 4520 mAh | 4000 mAh |
| Type | Non-removable | Non-removable |
| Stand-by time | 6-7 days | 5-6 days |
| Battery Life | 2-3 days | 2-3 days |
| Working hours in hard mode | 8-9 hours | 7-8 hours |
| Talk time | 30 hours | 30 hours |
| Fast charging | Yes | Yes |
| Wireless charging | No | Yes |
Xiaomi Redmi K40 6/128Gb vs Samsung Galaxy S21 8/128GB: Antutu benchmark comparison.
Xiaomi Redmi K40 6/128Gb in the AnTuTu benchmark test got 687663 score points which is 6.99% faster than the Samsung Galaxy S21 8/128GB, which got 642745. You can compare its ranking and performance with other models results based on the Antutu test below.
Xiaomi Redmi K40 6/128Gb vs Samsung Galaxy S21 8/128GB: Geekbench benchmark comparison.
Xiaomi Redmi K40 6/128Gb in the Geekbench benchmark tests got a 928 points score in "Single-core" of against the Samsung Galaxy S21 8/128GB which got 1093, it is -15.10% faster. In "Multi-core" score 3260 vs 3715 (-12.25% faster). You can compare its ranking and performance with other models results based on the Geekbench test below.
What is the difference between Xiaomi Redmi K40 6/128Gb and Samsung Galaxy S21 8/128GB? (compare specs) (which is better)
The main differences, why it is better to choose the Xiaomi Redmi K40 6/128Gb (advantages)
- Good performance: Is 6.99% faster in the Antutu test (44918 score difference).
- Has a higher resolution newer rear camera: 48Mp Sony IMX582 compared to 12Mp
- Has a higher resolution front (selfie) camera: 30Mp Samsung S5K3T2 vs 10Mp .
- More battery capacity: 4520mAh vs 4000mAh (a difference of 520mAh).
- Have infrared blaster supports.
Why it is better not to take Xiaomi Redmi K40 6/128Gb (disadvantages)
- Does not have water resistant supports.
- Does not have wireless charging support.
The main differences, why it is better to choose the Samsung Galaxy S21 8/128GB (advantages)
- Best weight: 32 grams less (169 vs 201).
- Have water resistant supports.
- Have wireless charging supports.
Why it is better not to take Samsung Galaxy S21 8/128GB (disadvantages)
- Does not have infrared blaster supports.
The advantages of both models
- NFC supports.
- Have fast charging supports.
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