Compare Xiaomi Redmi K40 6/128Gb vs Xiaomi Redmi Note 9 4G 4/128GB
| Name | Xiaomi Redmi K40 6/128Gb | Xiaomi Redmi Note 9 4G 4/128GB | 
|---|---|---|
|   |   | |
| Antutu benchmark | 687663 | 175488 | 
| CPU | Qualcomm Snapdragon 870 | Qualcomm Snapdragon 662 | 
| Diagonal size | 6.67 " | 6.53 " | 
| Resolution | 2400x1080 | 2340x1080 | 
| Multi-touch (number of touches) | 10 | 10 | 
| RAM | 6 Gb | 4 Gb | 
| Bezel-less | Yes | Yes | 
| ROM | 128 GB | 128 GB | 
| External memory | No | MicroSD (TF), support of card up to 2Tb | 
| Rear camera | 48 Mp | 48 Mp | 
| Camera | Triple Camera | Triple Camera | 
| Sensor model | Sony IMX582 | Samsung GM1 | 
| dxomark mobile ranking | ||
| dxomark (photo) | ||
| dxomark (video) | ||
| Front (selfie) camera | 30 Mp | 8 Mp | 
| Battery | 4520 mAh | 6000 mAh | 
| Wireless charging | No | No | 
| Network | 5 G | 4 G | 
| WiFi | Yes | Yes | 
| Bluetooth | Yes | Yes | 
| NFC | Yes | No | 
| Navigation (Positioning) | GPS, A-GPS, GLONAS | GPS, A-GPS, GLONAS | 
| Notifications Led | No | Yes | 
| Fingerprint's scanner | Yes | Yes | 
| Operating system (OS) | Android 11 | Android 10.0 (Q) | 
| Material | Plastic frame and glass case | Plastic | 
| Weight | 201 g | 198 g | 
| Dimensions | 163,7 x 76,4 x 7,8 mm | 162,3 x 77,2 x 9,6 mm | 
| Price | Discontinued. 
    View all Xiaomi models here Alternatives to the Xiaomi Redmi K40 6/128Gb: Xiaomi Redmi K50 Pro 8/128GB - Compare Xiaomi Redmi 7A 2/16Gb - Compare Xiaomi Pocophone Poco X3 6/128Gb - Compare | Discontinued. 
    View all Xiaomi models here Alternatives to the Xiaomi Redmi Note 9 4G 4/128GB: Xiaomi 12 Lite 8/256GB - Compare Xiaomi Redmi Note 12 Turbo 8/256GB - Compare Xiaomi Poco F4 GT 8/128GB - Compare | 
Xiaomi Redmi K40 6/128Gb vs Xiaomi Redmi Note 9 4G 4/128GB: Camera comparison.
In this table, you can compare the Xiaomi Redmi K40’s camera vs Xiaomi Redmi Note 9 4G’s camera, see the difference between the 48Mp Sony IMX582 sensor and the 48Mp Samsung GM1 sensor, and understand which camera has the maximum benefits compared to the competitor.
| Name | Xiaomi Redmi K40 6/128Gb | Xiaomi Redmi Note 9 4G 4/128GB | 
|---|---|---|
| Rear camera | 48 Mp | 48 Mp | 
| Sensor model | Sony IMX582 | Samsung GM1 | 
| Flash | ||
| Front (selfie) camera | 30 Mp | 8 Mp | 
| Flash | No | No | 
Xiaomi Redmi K40 6/128Gb vs Xiaomi Redmi Note 9 4G 4/128GB: battery life comparison.
Below, you can find the last battery life test between the Xiaomi Redmi K40 vs Xiaomi Redmi Note 9 4G, compare the difference between their batteries when in performance or normal mode, and see what chargers they support.
| Name | Xiaomi Redmi K40 6/128Gb | Xiaomi Redmi Note 9 4G 4/128GB | 
|---|---|---|
| Battery | 4520 mAh | 6000 mAh | 
| Type | Non-removable | Non-removable | 
| Stand-by time | 6-7 days | 8-9 days | 
| Battery Life | 2-3 days | 3-4 days | 
| Working hours in hard mode | 8-9 hours | 10-12 hours | 
| Talk time | 30 hours | 25 hours | 
| Fast charging | Yes | Yes | 
| Wireless charging | No | No | 
                         Xiaomi Redmi K40 6/128Gb vs Xiaomi Redmi Note 9 4G 4/128GB: Antutu benchmark comparison.
 
                        Xiaomi Redmi K40 6/128Gb vs Xiaomi Redmi Note 9 4G 4/128GB: Antutu benchmark comparison.
                    
                Xiaomi Redmi K40 6/128Gb in the AnTuTu benchmark test got 687663 score points which is 291.86% faster than the Xiaomi Redmi Note 9 4G 4/128GB, which got 175488. You can compare its ranking and performance with other models results based on the Antutu test below.
Xiaomi Redmi K40 6/128Gb vs Xiaomi Redmi Note 9 4G 4/128GB: Geekbench benchmark comparison.
Xiaomi Redmi K40 6/128Gb in the Geekbench benchmark tests got a 928 points score in "Single-core" of against the Xiaomi Redmi Note 9 4G 4/128GB which got 317, it is 192.74% faster. In "Multi-core" score 3260 vs 1388 (134.87% 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 Xiaomi Redmi Note 9 4G 4/128GB? (compare specs) (which is better)
The main differences, why it is better to choose the Xiaomi Redmi K40 6/128Gb (advantages)
- Good performance: Is 291.86% faster in the Antutu test (512175 score difference).
- Has a higher resolution front (selfie) camera: 30Mp Samsung S5K3T2 vs 8Mp .
- NFC supports.
- Has a higher screen resolution: 2400x1080 vs 2340x1080.
Why it is better not to take Xiaomi Redmi K40 6/128Gb (disadvantages)
- Does not have Headphone Jack. Need audio 3.5mm headphone jack adapter
The main differences, why it is better to choose the Xiaomi Redmi Note 9 4G 4/128GB (advantages)
- Best weight: 3 grams less (198 vs 201).
- More battery capacity: 6000mAh vs 4520mAh (a difference of 1480mAh).
- Have headphone Jack. 3.5mm supports.
Why it is better not to take Xiaomi Redmi Note 9 4G 4/128GB (disadvantages)
- Does not support NFC.
The advantages of both models
- Have fast charging supports.
- Have infrared blaster supports.
Xiaomi Redmi K40 6/128Gb related comparisons
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Xiaomi Redmi Note 9 4G 4/128GB related comparisons
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