Allview D2 Senior vs Alcatel A7
| Type | Bar (classic) | Touch |
| Dimensions | 123.00 x 58.50 x 14.50 mm | 152.70 x 76.50 x 8.95 mm |
| Weight | 99.50 g | 164.00 g |
| Display size | 2.31" | 5.50" |
| Display | Color / TFT 256k colors 240 x 320 px (2.31") 173 ppi | Color / LTPS TFT 16M colors 1080 x 1920 px (5.50") 401 ppi |
| Display protection |   | Asahi Dragontrail Buy screen protector
|
| Additional display | | |
| Protection of the secondary display | | |
| Talk time (max.) | 2G: 1200 min. (20.0 h) | 2G: 1080 min. (18.0 h) 3G: 1020 min. (17.0 h) |
| Stand-by (max.) | 2G: 400 h. (16.7 days) | 2G: 667 h. (27.8 days) 3G: 634 h. (26.4 days) 4G: 570 h. (23.8 days) |
| Standard battery | Li-Ion 1400 mAhBuy powerbank
| Li-Ion 4000 mAhBuy powerbank
|
| Quick battery charging | | |
| Wireless battery charging | | |
| Internal memory |  | 32 GB |
| End-user memory | | 23 GB |
| RAM memory | | 3 GB |
| Memory cards |  microSD, microSDHC up to 32 GBBuy memory card | microSD, microSDHC, microSDXC up to 128 GBBuy memory card |
| Processor | MediaTek MT6261D | MediaTek MT6750T |
| Processor clock | - | 1500 MHz |
| GPU | - | ARM Mali-T860 MP2 @500 |
| Touchscreen | | |
| DualSIM | | |
| SIM cards standard | DualSIM(miniSIM, miniSIM) | SingleSIM(nanoSIM) |
| DualSIM mode | dual standby | nd |
| Hybrid DualSIM | | nd |
| Announced | 3Q 2019 | 3Q 2017 |
| Other names | - | - |
| GSM frequencies | 900 1800 | 850 900 1800 1900 |
| UMTS | | 850 900 1900 2100 |
| LTE standard | | FDD LTE: 2600, 2100, 1800, 900, 800, 700 |
| Standard 5G | | |
| CDMA | | |
| Standard TD-SCDMA | | |
| UMA | | |
CAMERAS - BACK
| First camera | | |
| Photo matrix | 1.3 Mpx | 16 Mpx |
| Optical zoom | | |
| Flash | 2x LED | 2x LED |
| Dual-colour LED flash | | 1+1 |
| Video resolution | | 1920x1080 px |
| Video formats | | H.263, H.264, MPEG4 - 30 fps |
| Additional | FF | AF, EIS, f/2.0 |
CAMERAS - FRONT
| First camera | | |
| Photo matrix | nd | 8 Mpx |
| Optical zoom | nd | |
| Flash | nd | LED |
| Dual-colour LED flash | nd | |
| Video formats | nd | H.263, H.264, MPEG4 - 30 fps |
| 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 |
| HSCSD | | |
| HSDPA | | 42.20 Mbit/s |
| HSUPA | | 11.00 Mbit/s |
| HSPA | | |
| HSPA+ | | |
| LTE DL | | - |
| LTE UP | | 51.00 Mbit/s |
| WIMAX+ | | |
| GPRS | | |
| EDGE | | |
| Bluetooth | v3.0 | v4.2 |
| 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 | |
| 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 |
| Swype | | |
| e-mail client | | POP3, IMAP4, SMTP |
| Hardware QWERTY keyboard | | |
| RSS Reader | | |
Multimedia
| Radio | | |
| MP3 | | |
| Stereo speakers | | |
| Audio Jack | 3.5 mm | 3.5 mm |
| HD Voice | | |
| Sound formats | | AAC, AAC+, AMR, WAV, eAAC+ |
| Polyphony | | |
| Video ringtone | | |
| Ring composer | | |
| Games | | |
| Java | | 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 | | |