XiaomiAndroid2021
Redmi K40
Redmi K40 is a phablet by Xiaomi, released in March 2021. It runs Android, is powered by the Qualcomm Snapdragon 870 and weighs 196 g.
Super AMOLEDdisplay
Snapdragon 8707 nm chip
4,520mAh battery
196 gweight
Androidsystem
2021launch year
spec sheet
Redmi K40 specifications
Everything recorded for this model, in one set of units. Missing rows mean the fact has not been recorded yet.
General
- Maker
- Xiaomi
- Brand
- Redmi
- Type
- Phablet
- Product line
- Redmi, POCO
- Released
- March 2021
Platform
- Processor
- Qualcomm Snapdragon 870
- Graphics
- Adreno 650
Display
- Display technology
- Super AMOLED
Battery & power
- Battery
- 4,520 mAh
- Power source
- lithium polymer battery
Body
- Dimensions
- 163.7 × 76.4 × 7.8 mm
- Weight
- 196 g
- Materials
- plastic, Gorilla Glass
Source: Wikidata (CC0), compiled by the neXupchecked Oct 2026
More from the Redmi line
| Model | Maker | Year | System | Processor | Weight | Storage | Battery |
|---|---|---|---|---|---|---|---|
| Redmi 7 | Xiaomi | 2019 | MIUI | Qualcomm Snapdragon 632 | 180 g | — | — |
| Redmi 7A | Xiaomi | 2019 | MIUI | Qualcomm Snapdragon | 165 g | 2 GB | — |
| Redmi Go | Xiaomi | 2019 | Android Oreo | Qualcomm Snapdragon 425 | 137 g | — | — |
| Redmi K20 | Xiaomi | 2019 | MIUI | — | 191 g | — | 4,000 mAh |
| Redmi K20 | Xiaomi | 2019 | MIUI | — | 156.7 g | — | — |
| Redmi Note 7 | Xiaomi | 2019 | Android Pie | Qualcomm Snapdragon 660 | 186 g | — | — |
| Redmi Note 7 Pro | Xiaomi | 2019 | MIUI | — | 186 g | — | — |
| Redmi Y3 | Xiaomi | 2019 | MIUI | — | 180 g | — | — |
| Redmi K30 Pro | Xiaomi | 2020 | Android | Qualcomm Snapdragon 865 | 219 g | — | 4,700 mAh |
| Redmi Note 9 | Xiaomi | 2020 | MIUI | — | 199 g | — | — |
| Redmi Note 11 | Xiaomi | 2022 | Android | Qualcomm Snapdragon 680 | 179 g | — | 5,000 mAh |
| Redmi Note 11S | Xiaomi | 2022 | Android | Mediatek Helio G96 | 179 g | — | 5,000 mAh |
12 models · linked names have a full spec sheet · click a column to sort
Other phones from Xiaomi around 2021
| Model | Maker | Year | System | Processor | Weight | Storage | Battery |
|---|---|---|---|---|---|---|---|
| Black Shark 2 | Xiaomi | 2019 | Android | Qualcomm Snapdragon 855 | 205 g | — | — |
| Redmi Note 8 | Xiaomi | 2019 | MIUI | — | 190 g | 3 / 4 / 6 GB | — |
| Redmi Note 8 Pro | Xiaomi | 2019 | Android | — | 199 g | 256 GB | — |
| Redmi Note 8T | Xiaomi | 2019 | MIUI | — | 199 g | 3 / 4 GB | — |
| Xiaomi Mi 9 | Xiaomi | 2019 | Android | — | 173 g | — | — |
| Xiaomi Mi 10 Ultra | Xiaomi | 2020 | Android 10 | — | — | — | — |
| Xiaomi Mi 11 | Xiaomi | 2020 | Android 11 | — | 194 g | 128 / 256 GB | — |
| Xiaomi Poco M3 | Xiaomi | 2020 | Android 10 | Snapdragon 662 | 198 g | — | — |
| Redmi Note 10 | Xiaomi | 2021 | Android 11 | — | 178.8 g | 64 / 128 GB | 5,000 mAh |
| Xiaomi 11T | Xiaomi | 2021 | MIUI | — | 203 g | 128 / 256 GB | 5,000 mAh |
10 models · linked names have a full spec sheet · click a column to sort
Also built on the Qualcomm Snapdragon 870
| Model | Maker | Year | System | Processor | Weight | Storage | Battery |
|---|---|---|---|---|---|---|---|
| Xiaomi Pad 6 | Xiaomi | — | Android 13 | Qualcomm Snapdragon 870 | — | — | — |
1 models · linked names have a full spec sheet · click a column to sort