Side-by-side technical data
Xiaomi Redmi 8A Dual vs Xiaomi Redmi K80 Ultra
Comparison between Xiaomi Redmi 8A Dual and Xiaomi Redmi K80 Ultra: camera, battery, fast charging, display, performance and colors, side by side. More phones from Xiaomi.
NeoTeo's verdict
Which of the two is the better buy
The Xiaomi Redmi K80 Ultra is the far more capable choice, outclassing the Redmi 8A Dual in performance, display, cameras, and battery. The 8A Dual makes more sense for anyone who needs Google services and expandable storage.
The K80 Ultra pairs a MediaTek Dimensity 9400+ with 16 GB of RAM, while the 8A Dual has a Snapdragon 439 and 3 GB. Its 6.83-inch AMOLED display reaches 3,200 nits, compared with the 6.22-inch, 400-nit IPS LCD on the 8A Dual. The K80 Ultra also has a 7,410 mAh battery and 100 W charging, versus 5,000 mAh and 18 W.
The K80 Ultra’s main camera is 50 MP against 13 MP, with optical image stabilization and an ultrawide camera that the 8A Dual lacks. It also adds 5G and NFC. The 8A Dual, however, supports Google services, expandable storage, and a 3.5 mm headphone jack, and weighs 188 g versus 219 g.
Xiaomi Redmi 8A Dual
The Redmi 8A Dual is the better buy for anyone who needs Google services and microSD-expandable storage.
Xiaomi Redmi K80 Ultra
The Redmi K80 Ultra is the better buy for performance-focused users, with its Dimensity 9400+ chip and 16 GB of RAM.
The verdict
Your pick: Xiaomi Redmi K80 Ultra, ahead on Design & display, Performance & hardware, Camera, Connectivity and Battery & charging.
| Category | Redmi 8A Dual | Redmi K80 Ultra |
|---|---|---|
| Design & display | 4.4 | 8.8 |
| Performance & hardware | 1.9 | 9.1 |
| Camera | 3.0 | 7.1 |
| Connectivity | 4.0 | 8.0 |
| Battery & charging | 6.0 | 6.8 |
Which one is for you?
Xiaomi Redmi 8A Dual, if you care about…
- Weight
- 188 g
- against 219 g
- Battery Features
- Fast Charging, Reverse Charging, Non-Removable
- against Fast Charging, Bypass Charging, Non-Removable, Rechargeable, Battery Level Indicator
- Expandable Storage
- Yes
- against No
- Google Services
- Yes
- against No
Xiaomi Redmi K80 Ultra, if you care about…
- Battery Capacity
- 7,410 mAh
- against 5,000 mAh
- AnTuTu Score
- 2,876,402
- against 118,350
- RAM Capacity
- 16 GB
- against 3 GB
- Wi-Fi Standards
- Wi-Fi 802.11a/b/g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax), Wi-Fi 7 (802.11be)
- against Wi-Fi 802.11 b/g/n
Specification comparison
Performance
| Specification | Redmi 8A Dual | Redmi K80 Ultra |
|---|---|---|
| Processor Model | Qualcomm Snapdragon 439 | MediaTek Dimensity 9400+ |
| Processor Process Size | 12 nm | 3 nm Best value |
| Graphics GPU | Qualcomm Adreno 505 | Immortalis-G925 MC12 |
| Storage Type | eMMC 5.1 | UFS 4.1 Best value |
| Maximum CPU Clock | 1.95 GHz | 3.73 GHz Best value |
| Maximum Storage Capacity | 64 GB | 1 TB Best value |
| AnTuTu Score | 118,350 | 2,876,402 Best value |
| Geekbench 6 Single-Core | — | 2,874 |
| Geekbench 6 Multi-Core | — | 8,969 |
| CPU Description | Octa-core: 4 × Cortex-A53 at 1.95 GHz and 4 × Cortex-A53 at 1.45 GHz. | Octa-core CPU with 1 Cortex-X925 core at 3.63 GHz, 3 Cortex-X4 cores at 3.3 GHz, and 4 Cortex-A720 cores at 2.4 GHz. |
| Processor Type | Octa-Core | Octa-Core |
| 64-Bit Processor | Yes | Yes |
| RAM Capacity | 3 GB | 16 GB Best value |
| RAM Type | LPDDR3 | LPDDR5X Best value |
| Expandable Storage | Yes Best value | No |
| AnTuTu version | v9 | v11 |
Design
| Specification | Redmi 8A Dual | Redmi K80 Ultra |
|---|---|---|
| Body Colors | White, Blue, Grey | Grey, White, Blue, Green, Black, Purple |
| Body Thickness | 9.4 mm | 8.2 mm Best value |
| Body Width | 75.4 mm | 77.9 mm |
| Body Height | 156.5 mm | 163.1 mm |
| Weight | 188 g Best value | 219 g |
| Usable Surface | 81.8 % | 90.2 % Best value |
| Body Materials | Glass, Plastic, P2i Nano Coating | Glass, Aluminium Alloy Best value |
| Resistance Features | Water Resistant | IP68, IP69 |
| Waterproof Depth | — | 2 m |
Battery
| Specification | Redmi 8A Dual | Redmi K80 Ultra |
|---|---|---|
| Battery Capacity | 5,000 mAh | 7,410 mAh Best value |
| Battery Type | Li-Polymer | Si-Carbon Li-Ion Best value |
| Fast Charge Power | 18 W | 100 W Best value |
| Battery Features | Fast Charging, Reverse Charging, Non-Removable Best value | Fast Charging, Bypass Charging, Non-Removable, Rechargeable, Battery Level Indicator |
Display
| Specification | Redmi 8A Dual | Redmi K80 Ultra |
|---|---|---|
| Display Aspect Ratio | 19:9 | 19.5:9 |
| Display Technology | IPS LCD | AMOLED Best value |
| Peak Display Brightness | 400 nits | 3,200 nits Best value |
| Display Diagonal | 6.22″ | 6.83″ Best value |
| Display Horizontal Resolution | 720 px | 1,280 px Best value |
| Display Vertical Resolution | 1,520 px | 2,772 px Best value |
| Display Pixel Density | 270 ppi | 447 ppi Best value |
| Display Refresh Rate | — | 144 Hz |
| Touch Sampling Rate | — | 480 Hz |
| Display Contrast Ratio | 1,500 :1 | 5,000,000 :1 Best value |
| Display Features | Gorilla Glass 5, IPS LCD, Water Drop Notch, Capacitive Touch, Multi-Touch | HDR10, HDR10+, Dolby Vision, Always-On Display, Variable Refresh Rate, LTPO, DC Dimming, Capacitive Touch, Multi-Touch, Scratch Resistant, Frameless, One Billion Colors, HDR Vivid, DCI-P3, TÜV Rheinland Eye Comfort Certification |
Sensors
| Specification | Redmi 8A Dual | Redmi K80 Ultra |
|---|---|---|
| Fingerprint Sensor Placement | — | Under Display |
Sensor
| Specification | Redmi 8A Dual | Redmi K80 Ultra |
|---|---|---|
| Sensor Features | Accelerometer, Compass, Light Sensor, Proximity Sensor | Fingerprint Sensor, Ultrasonic Proximity Sensor, Accelerometer, Gyroscope, Compass, Light Sensor, Cooling System |
Software
| Specification | Redmi 8A Dual | Redmi K80 Ultra |
|---|---|---|
| Operating System | Android 9 | Android 15 |
| OS Family | Android | Android |
| OS Version | 9 | 15 Best value |
| Google Services | Yes Best value | No |
Connectivity
| Specification | Redmi 8A Dual | Redmi K80 Ultra |
|---|---|---|
| SIM Configurations | Dual Nano-SIM, Dual SIM Dual Standby | Dual Nano-SIM, Dual SIM Dual Standby |
| Cellular Bands | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 2G CDMA BC0, 2G CDMA BC1, 2G GSM B2, 2G GSM B3, 2G GSM B5, 2G GSM B8, 3G UMTS B1, 3G UMTS B2, 3G UMTS B5, 3G UMTS B8, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1900, 3G UMTS 2100, 4G LTE B1, 4G LTE B3, 4G LTE B5, 4G LTE B8, 4G LTE B40, 4G LTE B41 | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B1, 3G UMTS B4, 3G UMTS B5, 3G UMTS B8, 3G UMTS B18, 3G UMTS B19, 4G LTE B1, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B18, 4G LTE B19, 4G LTE B26, 4G LTE B28A, 4G LTE B28B, 4G LTE B34, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41, 4G LTE B42, 4G LTE B48, 4G LTE B66, 5G NR n1, 5G NR n3, 5G NR n5, 5G NR n7, 5G NR n8, 5G NR n26, 5G NR n28a, 5G NR n28b, 5G NR n38, 5G NR n40, 5G NR n41, 5G NR n48, 5G NR n66, 5G NR n77, 5G NR n78 |
| Cellular Technologies | GSM, HSPA, LTE | GSM, CDMA, HSPA, LTE, 5G Best value |
| Wi-Fi Standards | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11a/b/g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax), Wi-Fi 7 (802.11be) Best value |
| Wi-Fi Features | Wi-Fi Direct, Wi-Fi Hotspot, Wi-Fi Display, Wi-Fi 802.11 b/g/n | Dual Band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, MIMO |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 5.4 Best value |
| Bluetooth Profiles | A2DP, LE | A2DP, LE |
| Navigation Systems | GPS, A-GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS, NavIC Best value |
| Connectivity Features | 3.5 mm Audio Jack, FM Radio, USB Charging, USB Mass Storage, USB OTG, USB Host, USB Type-C, Computer Sync, OTA Sync, Tethering, VoLTE | Infrared, NFC, USB Type-C, Computer Sync, DLNA, OTA Sync, Tethering, VoLTE, VoWiFi, USB Charging, USB Mass Storage, USB Host 2.0, USB OTG |
| USB Version | USB 2.0 | USB Type-C |
| SAR American Head | 0.34 W/kg | — |
| SAR American Body | 1 W/kg | — |
| Max. download speed | — | 7,300 Mbps |
Audio
| Specification | Redmi 8A Dual | Redmi K80 Ultra |
|---|---|---|
| Audio Features | A2DP, LE, Loudspeaker | Stereo Speakers, A2DP, LE, LHDC 5, Hi-Res Audio, Hi-Res Wireless Audio, Dolby Atmos Best value |
Technical
| Specification | Redmi 8A Dual | Redmi K80 Ultra |
|---|---|---|
| Model numbers | M2001C3K3I | — |
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