Teclast T20 vs Teclast T40
| Type | A tablet | Tablet Phone |
| Dimensions | 239.00 x 166.90 x 7.50 mm | 250.00 x 158.00 x 8.50 mm |
| Weight | 550.00 g | 530.00 g |
| Display size | 10.10" | 10.40" |
| Display | Color / IPS TFT 16M colors 60 Hz 1600 x 2560 px (10.10") 299 ppi | Color / IPS TFT 16M colors 60 Hz 1200 x 2000 px (10.40") 224 ppi |
| Display protection |   | |
| Additional display | | |
| Protection of the secondary display | | |
| Standard battery | Li-Ion 8100 mAhBuy powerbank
| Li-Ion 8000 mAhBuy powerbank
|
| Quick battery charging |  | |
| Wireless battery charging | | |
| Internal memory | 64 GB | 128 GB |
| RAM memory | 4 GB | 6 GB |
| Memory cards | microSD, microSDHC, microSDXC | microSD, microSDHC, microSDXC up to 256 GBBuy memory card |
| Operating system | Android 9.0 Pie | Android 10 |
| Processor | MediaTek Helio X27 MT6797X | Unisoc Tiger T618 UMS512T |
| Processor clock | 2600 MHz | 2000 MHz |
| GPU | ARM Mali-T880 MP4 @875 MHz | ARM Mali G52 MP2 |
| Touchscreen | | |
| DualSIM | | |
| SIM cards standard |  | DualSIM(nanoSIM, nanoSIM) |
| DualSIM mode | nd | dual standby |
| Hybrid DualSIM | nd | |
| Announced | | 1Q 2021 |
| Other names | - | - |
| GSM frequencies | | 850 900 1800 1900 |
| UMTS | | 900 2100 |
| LTE standard | | |
| Standard 5G | | |
| CDMA | | |
| Standard TD-SCDMA | | 1900 |
| UMA | | |
CAMERAS - BACK
| First camera | | |
| Camera type | Standard | Standard |
| Photo matrix | 13 Mpx | 8 Mpx |
| Optical zoom | | |
| Flash | | |
| Dual-colour LED flash | | |
| Video formats | H.263, H.264, MPEG4 | H.263, H.264, MPEG4 |
| Additional | AF, f/2.0 | AF |
CAMERAS - FRONT
| First camera | | |
| Camera type | Portrait | Portrait |
| Photo matrix | 13 Mpx | 5 Mpx |
| Optical zoom | | |
| Field of view | 83 ° | |
| Flash | | |
| Dual-colour LED flash | | |
| Video formats | H.263, H.264, MPEG4 | H.263, H.264, MPEG4 |
| Additional | FF, f/2.0 | FF |
SENSORS
| Accelerometer | | |
| Proximity | | |
| Light | | |
| Magnetometer | | |
| Gyroscope | | |
| Barometer | | |
| Altimeter | | |
| Gravity | | |
| Hall-effect | | |
| Iris scanner | | |
| Fingerprint scanner | | |
| Thermometer | | |
| Hygrometer | | |
Data transfer
| xHTML | | |
| WAP | | v2.0 |
| HSCSD | | |
| HSDPA | | 21.10 Mbit/s |
| HSUPA | | 5.76 Mbit/s |
| HSPA | | |
| HSPA+ | | |
| LTE DL | | |
| LTE UP | | |
| WIMAX+ | | |
| GPRS | | |
| EDGE | | |
| Bluetooth | v4.1 | v5.0 |
| A2DP Profile | | |
| HDMI | | |
| WiFi | v802.11 a/b/g/n/ac | v802.11 a/b/g/n/ac |
| WiFi frequencies | 2,4 GHz; 5 GHz | 2,4 GHz; 5 GHz |
| WiFi Direct | | |
| WiFi Display | | |
| DLNA | | |
| Miracast | | |
| WiFi hotspot | | |
| IrDA | | |
| USB | v2.0 Type-C | v2.0 Type-C |
| 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 | T9 | T9 |
| Swype | | |
| e-mail client | POP3, IMAP4, SMTP | POP3, IMAP4, SMTP |
| Hardware QWERTY keyboard | | |
| RSS Reader | | |
Multimedia
| MP3 | | |
| Stereo speakers | 2 | 4 |
| Audio Jack | 3.5 mm | 3.5 mm |
| HD Voice | | |
| Sound formats | AAC, AAC+, AMR, MID, WAV, eAAC+ | AAC, AAC+, AMR, MID, WAV, eAAC+ |
| Polyphony | | |
| Video ringtone | | |
| Ring composer | | |
| Games | | |
| Java | ART | 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 | | |
| Vibrations | | |