| Hardware and OS | Xiaolajiao GM-T21 | |
| Operating system | Android 7.0 Nougat | |
| Processor | ARM Cortex-A7, 1300 MHz, Cores: 4 | |
| GPU | ARM Mali-T820 MP1, Cores: 1 | |
| RAM | 1GB | |
| Internal Storage | 16GB | |
| Memory Card Slot | microSD, microSDHC, microSDXC | |
| User Interface | Yes | |
| Display | Xiaolajiao GM-T21 | other phones |
| Type | IPS | |
| Size | 5 inches | |
| Resolution | 720 x 1280 pixels | |
| Colors | 16M | |
| Pixel Density | 294 ppi | |
| Touchscreen | Yes | |
| Features | Capacitive, Multi-touch | |
| Connectivity | Xiaolajiao GM-T21 | other phones |
| 4G Network | Yes | |
| Wi-Fi | b, g, n, Wi-Fi Hotspot | |
| GPS | GPS, A-GPS | |
| USB | 2.0, Micro USB | |
| Speed | LTE 1800 MHz LTE 2100 MHz LTE 2600 MHz LTE-TDD 1900 MHz (B39) LTE-TDD 2300 MHz (B40) LTE-TDD 2500 MHz (B41) LTE-TDD 2600 MHz (B38) | |
| SIM | Standard SIM | |
| Wireless Charging | No | |
| Camera | Xiaolajiao GM-T21 | other phones |
| Main camera | 5.04 MP (megapixels) | |
| Features | Dual LED | |
| Image | 2592 x 1944 pixels | |
| Selfie camera | 1.92 MP (megapixels) | |
| Multimedia | Xiaolajiao GM-T21 | other phones |
| Loudspeaker | Yes | |
| Handsfree | Yes | |
| Radio | Yes | |
| Video Playback | Yes | |
| Video Out | Yes | |
| Ring Tones | Yes | |
| 3.5 mm Jack | yes | |
| Design | Xiaolajiao GM-T21 | other phones |
| Dimensions | 72.5 x 143.6 x 9.7 mm | |
| Waterproof | No | |
| Battery | Xiaolajiao GM-T21 | other phones |
| Capacity | 2200 mAh, Li-Polymer | |
| Other | Xiaolajiao GM-T21 | other phones |
| Sensors | Proximity, Light, Accelerometer | |
