Side-by-side technical data
Ulefone Armor 21 vs Xiaomi Redmi 13R
Comparison between Ulefone Armor 21 and Xiaomi Redmi 13R: camera, battery, fast charging, display, performance and colors, side by side. More phones from Ulefone and Xiaomi.
The verdict
Your pick: Xiaomi Redmi 13R, ahead on Camera and Connectivity. Unless Battery & charging decides it for you.
| Category | Armor 21 | Redmi 13R |
|---|---|---|
| Design & display | 5.6 | 5.3 |
| Performance & hardware | 5.2 | 5.1 |
| Camera | 5.0 | 5.8 |
| Connectivity | 6.1 | 6.4 |
| Battery & charging | 6.3 | 5.4 |
Which one is for you?
Ulefone Armor 21, if you care about…
- Battery Capacity
- 9,600 mAh
- against 5,000 mAh
- Display Refresh Rate
- 120 Hz
- against 90 Hz
- Maximum Storage Capacity
- 256 GB
- against 128 GB
- Display Pixel Density
- 401 ppi
- against 260 ppi
Xiaomi Redmi 13R, if you care about…
- AnTuTu Score
- 442,500
- against 411,900
- Storage Type
- UFS 2.2
- against UFS 2.1
- Bluetooth Version
- Bluetooth 5.3
- against Bluetooth 5.2
- Weight
- 195 g
- against 400 g
Specification comparison
Performance
| Specification | Armor 21 | Redmi 13R |
|---|---|---|
| Processor Model | MediaTek Helio G99 | MediaTek Dimensity 6100+ |
| Processor Process Size | 6 nm | 6 nm |
| Graphics GPU | Mali-G57 MC2 | Mali-G57 MC2 |
| Storage Type | UFS 2.1 | UFS 2.2 Best value |
| Maximum CPU Clock | 2.2 GHz | 2.2 GHz |
| Maximum Storage Capacity | 256 GB Best value | 128 GB |
| AnTuTu Score | 411,900 | 442,500 Best value |
| Geekbench 6 Single-Core | 729 | — |
| Geekbench 6 Multi-Core | 1,979 | — |
| CPU Description | Octa-core CPU with 2 Cortex-A76 cores at 2.2 GHz and 6 Cortex-A55 cores at 2.0 GHz. | Octa-core processor with 2 Cortex-A76 cores at 2.2 GHz and 6 Cortex-A55 cores at 2.0 GHz. |
| Processor Type | Octa-Core | Octa-Core |
| 64-Bit Processor | Yes | Yes |
| RAM Capacity | 8 GB | 8 GB |
| RAM Type | LPDDR4X | LPDDR4X |
| Expandable Storage | Yes | Yes |
| AnTuTu version | v10 | v10 |
Design
| Specification | Armor 21 | Redmi 13R |
|---|---|---|
| Body Colors | Black | Black, Green, Purple |
| Body Thickness | 18.1 mm | 8.2 mm Best value |
| Body Width | 81.6 mm | 77.9 mm |
| Body Height | 176 mm | 168.1 mm |
| Weight | 400 g | 195 g Best value |
| Usable Surface | 72.6 % | 83.8 % Best value |
| Body Materials | Polycarbonate | Plastic |
| Resistance Features | IP68, IP69K, MIL-STD-810H, Drop Resistant Up to 1.5 m | — |
| Waterproof Depth | 1.5 m | — |
| Drop Resistance Class | A | — |
| Repairability Class | C | — |
| Rugged Build | Yes Best value | No |
| Drop Test Count | 270 | — |
Battery
| Specification | Armor 21 | Redmi 13R |
|---|---|---|
| Battery Efficiency Rating | B | — |
| Battery Capacity | 9,600 mAh Best value | 5,000 mAh |
| Battery Type | Li-Polymer | Li-Polymer |
| Fast Charge Power | 33 W Best value | 18 W |
| Battery Features | Fast Charging, Non-Removable, Battery Level Indicator, Charger Included, Rechargeable | Fast Charging, Non-Removable, Battery Level Indicator, Charger Included, Rechargeable |
| Battery Endurance | 89 h 48 min | — |
| Charge cycles | 1,000 | — |
Display
| Specification | Armor 21 | Redmi 13R |
|---|---|---|
| Display Aspect Ratio | 20:9 | 20:9 |
| Display Technology | IPS LCD | IPS LCD |
| Peak Display Brightness | — | 600 nits |
| Display Diagonal | 6.58″ | 6.74″ Best value |
| Display Horizontal Resolution | 1,080 px Best value | 720 px |
| Display Vertical Resolution | 2,408 px Best value | 1,600 px |
| Display Pixel Density | 401 ppi Best value | 260 ppi |
| Display Refresh Rate | 120 Hz Best value | 90 Hz |
| Touch Sampling Rate | 240 Hz | 240 Hz |
| Display Contrast Ratio | — | 1,500 :1 |
| Display Features | Mohs Level 4, Water Drop Notch, Capacitive Touch, Multi-Touch, Scratch Resistant, Color LED Notifications, 120Hz | Gorilla Glass, Water Drop Notch, Scratch Resistant, TÜV Rheinland Eye Comfort Certification, Capacitive Touch, Multi-Touch, Frameless |
Sensors
| Specification | Armor 21 | Redmi 13R |
|---|---|---|
| Fingerprint Sensor Placement | Side | Side |
Sensor
| Specification | Armor 21 | Redmi 13R |
|---|---|---|
| Sensor Features | Fingerprint Sensor, Accelerometer, Proximity Sensor, Light Sensor, Compass, Gyroscope, Gravity Sensor, Barometer | Fingerprint Sensor, Accelerometer, Compass, Light Sensor, Virtual Proximity Sensing |
Software
| Specification | Armor 21 | Redmi 13R |
|---|---|---|
| Operating System | Android 13 | Android 13 |
| OS Family | Android | Android |
| OS Version | 13 | 13 |
| Google Services | Yes Best value | No |
Connectivity
| Specification | Armor 21 | Redmi 13R |
|---|---|---|
| SIM Configurations | Dual Nano-SIM, Dual SIM Dual Standby | Dual Nano-SIM, Dual SIM Dual Standby, Dual SIM |
| Cellular Bands | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 2G CDMA BC0, 2G CDMA BC1, 4G LTE B1, 4G LTE B2, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B12, 4G LTE B17, 4G LTE B18, 4G LTE B19, 4G LTE B20, 4G LTE B28A, 4G LTE B28B, 4G LTE B34, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41, 4G LTE B66, 3G UMTS B1, 3G UMTS B2, 3G UMTS B4, 3G UMTS B5, 3G UMTS B8, 3G UMTS 1700 AWS | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 2G CDMA BC0, 2G CDMA B3, 2G CDMA B5, 2G CDMA B8, 3G UMTS B1, 3G UMTS B5, 3G UMTS B8, 3G UMTS B850, 3G UMTS B900, 3G UMTS 2100, 4G LTE B1, 4G LTE B3, 4G LTE B5, 4G LTE B8, 4G LTE B34, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41, 5G NR n1, 5G NR n3, 5G NR n5, 5G NR n8, 5G NR n28a, 5G NR n41, 5G NR n78 |
| Cellular Technologies | GSM, HSPA, UMTS, LTE | GSM, CDMA, HSPA, CDMA2000, LTE, 5G Best value |
| Wi-Fi Standards | Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 802.11a/b/g | Wi-Fi 802.11a/b/g/n/ac, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac) |
| Wi-Fi Features | Dual Band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display | Dual Band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display |
| Bluetooth Version | Bluetooth 5.2 | Bluetooth 5.3 Best value |
| Bluetooth Profiles | A2DP, LE | A2DP, LE |
| Navigation Systems | GPS, A-GPS, GLONASS, Galileo, BeiDou | GPS, A-GPS, GLONASS, Galileo, BeiDou |
| Connectivity Features | USB Charging, USB Mass Storage, USB OTG, USB Host 2.0, USB Type-C, NFC, 3.5 mm Audio Jack, FM Radio, Computer Sync, OTA Sync, Tethering, Infrared, VoLTE, USB 2.0 | 3.5 mm Audio Jack, Virtual Proximity Sensing, FM Radio, USB Type-C, USB 2.0, USB Charging, USB Mass Storage, USB Host 2.0, USB OTG, NFC, Computer Sync, OTA Sync, Tethering, VoLTE |
| USB Version | USB 2.0 | USB 2.0 |
| Max. download speed | 650 Mbps | 3,300 Mbps Best value |
| Max. upload speed | 150 Mbps | — |
Audio
| Specification | Armor 21 | Redmi 13R |
|---|---|---|
| Audio Features | A2DP, LE, Loudspeaker | A2DP, LE, Loudspeaker |
