Compare Alcatel 2051 Dual SIM
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| Dimensions | 105.7 x 52.5 x 17.25 mm | 124.7 x 51 x 13.7 mm | 131.4 x 53 x 13.7 mm |
| Weight | not yet known | 90.1 grams | 104.7 grams |
| Stand-by | depends on usage | 1.7 week | depends on usage |
| Talk time | depends on usage | 6 hour | depends on usage |
| Clamshell | |||
| Monoblock | |||
| Directional key | 4-way | 5-way | 5-way |
| Color display | Adjustable display brightness, 262.144 colors (18 bits), TN | Adjustable display brightness, TFT | Adjustable display brightness, 262.144 colors (18 bits), TFT |
| 2.4 inch | 2.4 inch | 2.4 inch |
| 240 x 320 pixels | 320 x 240 pixels | 320 x 240 pixels |
| 4:3 | 4:3 | 4:3 |
| 167 | 167 | 167 |
| 32.1% | 28% | 25.6% |
| Camera | Effects/camera settings, Quality settings, Landscape mode, Video recorder | Digital zoom, Effects/camera settings, Flash, Quality settings, Portrait mode, Video recorder, self-timer | Digital zoom, Effects/camera settings, Flash, Quality settings, Portrait mode, Video recorder, self-timer |
| 2 MP | VGA camera | VGA camera |
| (camera) 1600 x 1200 pixels | (camera) 640 x 480 pixels + (video) 320 x 240 pixels | (camera) 640 x 480 pixels |
| Integrated antenna | |||
| Processor | Unisoc T117 | Qualcomm Snapdragon 210, Dual Core | |
| 1.1 GHz | ||
| Dual SIM | Hybrid slot | ||
| Flight mode | |||
| Integrated handsfree speaker | |||
| micro-SIM (3FF) | |||
| Vibrating alert | |||
| nano-SIM (4FF) | |||
| Quad band | |||
| Dual band | |||
| GPRS | |||
| 4G (LTE) | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40 | Cat 4 (150 Mbps) | |
| EDGE | |||
| UMTS | |||
| Agenda | |||
| Alarm clock | |||
| Calculator | |||
| Converter | |||
| Date and time notation | |||
| Phonebook with groups | |||
| Reminder list | |||
| To-do list | |||
| Photo phonebook | |||
| Stopwatch & countdown timer | |||
| Voice memo | |||
| Automatic switch on/off phone | |||
| Games | |||
| Java application support | |||
| Image editor | |||
| Photo album | |||
| Video codec support | MPEG-4 | H.263, H.264, MPEG-4 | |
| Video file support | 3GP, AVI, MP4 | 3GP, MP4 | |
POP3, IMAP4 | POP3, SMTP, IMAP4 | POP3, SMTP, IMAP4 | |
| Instant messaging | Windows Live/MSN Messenger | Windows Live/MSN Messenger | |
| MMS | Video MMS | Video MMS | |
| Predictive Text Input | Zi | T9 | T9 |
| SMS | Group messaging, Receive and send concatenated messages | Group messaging, Receive and send concatenated messages | Group messaging, Receive and send concatenated messages |
| Internet browser | Opera browser | ||
| Audio codec support | AAC, MIDI, MP3 VBR | AAC, AMR, MIDI, MP3 VBR, Windows Media Audio 10, Windows Media Audio 9 | AAC, AMR, MIDI, MP3 VBR, OGG Vorbis |
| Audio file support | MP3 | MP3, WAV | MP3, WAV |
| FM-radio | Stereo, RDS | Stereo, Built-in FM antenna, RDS | Stereo, RDS |
| Polyphonic ringtones | 64-tone polyphonic ringtones, MP3 ringtones | 32-tone polyphonic ringtones, MP3 ringtones | 32-tone polyphonic ringtones, MP3 ringtones |
| Internal memory | |||
| 8 MB | 64 MB | 512 MB |
| 8 MB | 128 MB | 4 GB |
| Memory card slot | MicroSD memory card, TransFlash memory card | MicroSDHC memory card | MicroSDHC memory card |
| Audio jack plug | 3.5 mm | 3.5 mm | 3.5 mm |
| USB | microUSB | v2.0, microUSB | v2.0, microUSB |
| Bluetooth | v2.1 + EDR | v5.0, Object Push Profile (OPP), Phonebook Access Profile (PBAP) | Advanced Audio Distribution Profile (A2DP) |
| Synchronisation | SyncML | SyncML | |
| WAP | 2.0 | 1.1 | 1.1 |
| Wireless Lan (WLAN/Wi-Fi) | Wi-Fi 4 (802.11n) | ||
| Battery | Li-ion, User replaceable | Li-ion, User replaceable | Li-ion, User replaceable |
| 750 mAh | 1150 mAh | 1500 mAh |
| KaiOS | |||
| Widgets | |||
| A-GPS | |||
