Allview M9 Join vs Allview A20 Lite
| Type | Bar (classic) | Touch |
| Dimensions | 120.00 x 50.00 x 14.30 mm | 155.00 x 75.30 x 10.00 mm |
| Weight | 84.00 g | 162.00 g |
| Display size | 2.40" | 5.70" |
| Display | Color / TFT 256k colors 240 x 320 px (2.40") 167 ppi | Color / TFT 16M colors 480 x 960 px (5.70") 188 ppi |
| Display protection |   | |
| Additional display | | |
| Protection of the secondary display | | |
| Talk time (max.) | 2G: 480 min. (8.0 h) | 2G: 1100 min. (18.3 h) |
| Stand-by (max.) | 2G: 200 h. (8.3 days) | 2G: 240 h. (10.0 days) |
| Standard battery | Li-Ion 800 mAhBuy powerbank
| Li-Po 2400 mAhBuy powerbank
|
| Quick battery charging | | |
| Wireless battery charging | | |
| Internal memory | 128 MB | 32 GB |
| RAM memory | 64 MB | 1 GB |
| Memory cards |  microSD, microSDHC, microSDXC up to 128 GBBuy memory card | microSD, microSDHC, microSDXC up to 128 GBBuy memory card |
| Operating system | - | Android 10 Go |
| Processor | - | Cortex A7 |
| Processor clock | - | 1300 MHz |
| GPU | - | - |
| Touchscreen | | |
| SAR (10g) | 0,726 W/kg |  |
| DualSIM | | |
| SIM cards standard | | DualSIM(microSIM, nanoSIM) |
| DualSIM mode | | dual standby |
| Hybrid DualSIM | | |
| Announced | 4Q 2015 | 3Q 2020 |
| Other names | - | - |
| GSM frequencies | 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 900 2100 | 900 2100 |
| LTE standard | | |
| Standard 5G | | |
| CDMA | | |
| Standard TD-SCDMA | | |
| UMA | | |
CAMERAS - BACK
| First camera | | |
| Camera type | | Standard |
| Photo matrix | 3.2 Mpx | 5 Mpx |
| Resolution | 1280x1024 px | |
| Optical zoom | | |
| Flash | | LED |
| Dual-colour LED flash | | |
| Video resolution | | 1280x720 px |
| Video formats | MPEG4, H.263, H.264 | H.264, H.265, MPEG4 |
| Additional | FF | - |
| Second camera | | |
| Camera type | nd | Depth of field |
| Photo matrix | nd | 0.08 Mpx |
| Resolution | nd | 320x240 px |
| Optical zoom | nd | |
| Flash | nd | LED |
| Dual-colour LED flash | nd | |
| Video formats | nd | H.264, H.265, MPEG4 |
| Additional | nd | FF |
CAMERAS - FRONT
| First camera | | |
| Camera type | nd | Portrait |
| Photo matrix | nd | 5 Mpx |
| Optical zoom | nd | |
| Flash | nd | |
| Dual-colour LED flash | nd | |
| Video formats | nd | H.264, H.265, MPEG4 |
| Additional | nd | FF |
SENSORS
| Accelerometer | | |
| Proximity | | |
| Light | | |
| Magnetometer | | |
| Gyroscope | | |
| Barometer | | |
| Altimeter | | |
| Gravity | | |
| Hall-effect | | |
| Iris scanner | | |
| Fingerprint scanner | | |
| Thermometer | | |
| Hygrometer | | |
Data transfer
| xHTML | | |
| WAP | v2.0 | v2.0 |
| HSCSD | | |
| HSDPA | 7.20 Mbit/s | 21.00 Mbit/s |
| HSUPA | 2.00 Mbit/s | 5.76 Mbit/s |
| HSPA | | |
| HSPA+ | | |
| LTE DL | | |
| LTE UP | | |
| WIMAX+ | | |
| GPRS | | class 10 |
| EDGE | | class 10 |
| Bluetooth | v3.0 | v4.0 |
| A2DP Profile | | |
| HDMI | | |
| WiFi | | v802.11 b/g/n |
| WiFi frequencies | | 2,4 GHz |
| WiFi Direct | | |
| WiFi Display | | |
| DLNA | | |
| Miracast | | |
| WiFi hotspot | | |
| IrDA | | |
| USB | v2.0 | v2.0 |
| GPS | | |
| A-GPS | | |
| GLONASS | | |
| Beidou | | |
| Galileo | | |
| QZSS | | |
| NFC | | |
COMMUNICATION AND MESSAGING
| Call waiting | | |
| Conferency | | |
| Call forwarding | | |
| Push To Talk | | |
| Instant Messenger | | |
| SMS | | |
| EMS | | |
| MMS | | |
| Dictionary | | XT9 |
| Swype | | |
| e-mail client | | POP3, IMAP4, SMTP |
| Hardware QWERTY keyboard | | |
| RSS Reader | | |
Multimedia
| Radio | | |
| MP3 | | |
| Stereo speakers | | |
| Audio Jack | | 3.5 mm |
| HD Voice | | |
| Sound formats | | AAC, AAC+, AMR, WAV, eAAC+ |
| Polyphony | | |
| Video ringtone | | |
| Ring composer | | |
| Games | | |
| Java | MIDP 2.1 | ART |
| Videophone | | |
| DVB-H television | | |
| TV-Out | | |
PIM AND ADDITIONAL FUNCTIONS
| Watch | | |
| Stopwatch | | |
| Alarm | | |
| Calculator | | |
| Currency converter | | |
| Organizer | | |
| Calendar | | |
| Flight mode | | |
| SyncML | | |
| Data and fax | | |
| Screensaver | | |
| Themes | | |
| Interchangeable covers | | |
| Voice dial | | |
| Speakerphone | | |
| Recorder | | |
| Vibrations | | |
