Ulefone Armor X31 Pro vs Ulefone Armor 21
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Overview
| Specs Score | 58 / 100 | 62 / 100 Better Specs |
| Display Resolution | 720 x 1612 pixels | 1080 x 2408 pixels Better Resolution |
| CPU Clock Speed | 2.4 GHz Faster Clock Speed | 2.2 GHz |
| Weight | 306 g Lighter | 400 g |
| Thickness | 13.7 mm Slimmer | 18.1 mm |
| Battery | 6050 mAh | 9600 mAh Bigger Battery |
| Unique Features | 5G Reverse Charging | No No |
General
| Model | Armor 21 | |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | |
| Release Date | 2024, December 21, Available. Released 2025, January 01 | May 30, 2023 |
Design
| Dimensions | 82 x 173.8 x 13.7 mm | 81.6 x 176 x 18.1 mm |
| Weight | 306 g | 400 g |
| Bezel less | No | |
| Colors | Black, Black/Orange, Black/Green | Black |
Display
| Type | Color IPS Screen (16M Colors) | Color IPS Screen (16M Colors) |
| Touch | Yes | Yes |
| Size | 6.56 inches, 720 x 1612 pixels | 6.58 inches, 1080 x 2408 pixels, 120 Hz |
| Aspect Ratio | 20:9 | |
| PPI | ~ 269 PPI | ~ 401 PPI |
| Screen to Body Ratio | ~ 72.5% | ~ 72.6% |
| Glass Type | Corning Gorilla Glass 5 | |
| Notch | Yes, Punch Hole | Yes, Water Drop Notch |
Memory
| RAM | 8 GB | 8 GB |
| Storage | 256 GB | 256 GB |
| Card Slot | Yes | Yes, upto 2 TB |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| VoLTE | Yes, Dual Stand-By | |
| Wifi | Yes | Yes, with wifi-hotspot |
| Wifi Version | 802.11 a/ac/b/g/n | |
| Bluetooth | Yes, v5.2 | Yes, v5.2 |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging | |
| IR Blaster | Yes | Yes |
Extra
| GPS | Yes | |
| Fingerprint Sensor | Yes | Yes, Side |
| Face Unlock | Yes | |
| Sensors | Accelerometer, Gyro, Proximity, Compass | accelerometer, proximity, compass, gyro, barometer |
| 3.5mm Headphone Jack | Yes | Yes |
| NFC | Yes | Yes |
| Water Resistance | Yes, 1.5 m upto 30 min | Yes, 1.5 m upto 30 min |
| IP Rating | IP68 | IP68 |
| Dust Resistant | Yes | Yes |
| Extra Features | Rugged Body | Rugged Body |
Camera
| Rear Camera | 64 MP ƒ/1.9 (Wide Angle) 25 MP ƒ/1.8 2 MP (Macro) | 64 MP ƒ/1.9 (Wide Angle) 0.8µm, PDAF 24 MP ƒ/1.8 2 infrared night vision lights, night vision |
| Camera Sensor | SONY IMX686 Sensor | |
| Auto Focus | Yes | Yes |
| Features | HDR, Panorama | Normal mode, Night Vision Mode, Film Mode, 64MP Mode, Night Mode, Beauty Mode, Gif, Portrait, Pro Mode, Panorama mode, Slow Motion, Time Lapse, Intelligent Scanning, HDR, Filters, AI scene detection, Location info, Brand watermark, Camera mute, Touch shooting, Self timer, Grid line, Volume key feature, Anti flicker, Long press |
| Video Recording | 1440p @ 30 fps QHD, 1080p @ 30 fps FHD | 2K @ 30 fps QHD, 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 16 MP ƒ/2.3 (Wide Angle) Punch Hole | 16 MP ƒ/2.2 (Wide Angle) 1.0µm |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
Technical
| OS | Android v14 | Android v13 |
| Chipset | Mediatek Dimensity 6300 | Mediatek Helio G99 |
| CPU | 2.4 GHz, Octa Core Processor | 2.2 GHz, Octa Core Processor |
| Core Details | 2X Arm Cortex-A76@2.4GHz & 6X Arm Cortex-A55@2.0GHz | 2xCortex-A76@2.2 GHz & 6xCortex-A55@2.0 GHz |
| GPU | Mali-G57 MC2 | Mali-G57 MC2 |
| Java | No | No |
| Browser | Yes | Yes |
Multimedia
| Yes | Yes | |
| Music | Yes | Yes |
| Video | Yes | Yes |
| FM Radio | Yes | Yes, with FM Recording |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6050 mAh | 9600 mAh, Li-ion Battery |
| Fast Charging | Yes | Yes, 33W |
| Reverse Charging | Yes |
Discuss
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