Alcatel OT-991D (Dual-sim) vs Alcatel OT-991 (Single-sim)
Side by side comparison between Alcatel OT-991D (Dual-sim) vs Alcatel OT-991 (Single-sim) phones, differences, pros, cons and full specifications. What's the better?
,
4"
TFT
TFT
320x480
3.1
MP
MP
0.3mp
256MB
RAM
RAM
Single-core
1500
mAh
mAh
(Removable)
vs
4"
TFT
TFT
320x480
3.1
MP
MP
0.3mp
256MB
RAM
RAM
Single-core
1500
mAh
mAh
(Removable)
What's the better phone? Alcatel OT-991D (Dual-sim)
The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!
 1 Advantage Alcatel OT-991D (Dual-sim) | vs | 0 Advantage Alcatel OT-991 (Single-sim) |
| +2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device. | vs | 1 slot (Single-SIM) (dedicated slot) |
| 33 Common items in both devices |
| 800MHz 32bit Single-core |
| 256MB |
| 512MB (150MB available) |
| Until 32GB microSD, microSDHC |
| 131 grams (4.59 ounces) |
| 10.8 millimeters (0.43 inches) |
| TFT LCD |
| +26 specs and more in the table below |
Check the comparison table below for more items that are not evaluated in comparison score above.
Highlight differences Clear highlight📱 Model features | ||
| Alcatel OT-991D (Dual-sim) | Alcatel OT-991 (Single-sim) | |
| Model | OT-991D (Dual-sim) | OT-991 (Single-sim) |
| Other model names | Alcatel One Touch 991D Dual-sim, Alcatel 991 | Alcatel One Touch 991, Alcatel 991 |
| Country or region available | feature not registered | feature not registered |
| Brand | Alcatel | Alcatel |
| Release date | 9/1/2012 | 6/1/2012 |
| Depth | 10.8 millimeters (0.43 inches) | 10.8 millimeters (0.43 inches) |
| Size (width x height) | 68 x 122 millimeters (2.68 x 4.8 in) | 68 x 122 millimeters (2.68 x 4.8 in) |
| Weight | 131 grams (4.59 ounces) | 131 grams (4.59 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Alcatel OT-991D (Dual-sim) | Alcatel OT-991 (Single-sim) | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 4" inches | 4" inches |
| Screen-to-body ratio | ~57.4% (screen-to-body ratio) | ~57.4% (screen-to-body ratio) |
| Display resolution | 320x480 pixels | 320x480 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 144 PPI | 144 PPI |
| Colors | 260 thousand | 260 thousand |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Alcatel OT-991D (Dual-sim) | Alcatel OT-991 (Single-sim) | |
| System version | Android 2.3.6 Gingerbread | Android 2.3.6 Gingerbread |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Alcatel OT-991D (Dual-sim) | Alcatel OT-991 (Single-sim) | |
| Chipset | 32bit: MediaTek MT6573 | 32bit: MediaTek MT6573 |
| CPU | Single-core, 1 processor: 1x 800MHz ARM11 (Single-core) | Single-core, 1 processor: 1x 800MHz ARM11 (Single-core) |
| GPU graphical controller | PowerVR SGX531 | PowerVR SGX531 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Alcatel OT-991D (Dual-sim) | Alcatel OT-991 (Single-sim) | |
| RAM memory | 256MB | 256MB |
| Internal storage | 512MB (150MB available) | 512MB (150MB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Alcatel OT-991D (Dual-sim) | Alcatel OT-991 (Single-sim) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) Standard mini-SIM (2FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 7.2 Mbps | 7.2 Mbps |
| Network technology | 2G | 2G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | Not supported | Not supported |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA | GPRS, EDGE, UMTS, HSDPA |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | Not supported |
📷 Camera | ||
| Alcatel OT-991D (Dual-sim) | Alcatel OT-991 (Single-sim) | |
| Back camera (main camera) | 3.1 megapixels | 3.1 megapixels |
| Main camera resolution | 2048x1536 pixels | 2048x1536 pixels |
| Video recording (primary) | VGA (720x480) 30 fps | VGA (720x480) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | feature not registered | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
| Autofocus | Not supported | Not supported |
| Touch focus | feature not registered | feature not registered |
| Image stabilization | feature not registered | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | feature not registered | feature not registered |
| BSI sensor | feature not registered | feature not registered |
| HDR | feature not registered | feature not registered |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Alcatel OT-991D (Dual-sim) | Alcatel OT-991 (Single-sim) | |
| Front camera (secondary) | 0.3 megapixels | 0.3 megapixels |
| Front camera resolution | 640x480 pixels | 640x480 pixels |
| Video recording (secondary) | Not supported | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| Alcatel OT-991D (Dual-sim) | Alcatel OT-991 (Single-sim) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | feature not registered | feature not registered |
| Radio | FM (RDS) | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264 | MP4, H.264 |
| Audio formats | MP3, WAV, WMA, AAC+ | MP3, WAV, WMA, AAC+ |
🔌 Connectivity | ||
| Alcatel OT-991D (Dual-sim) | Alcatel OT-991 (Single-sim) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.0 + A2DP | 4.0 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | feature not registered | feature not registered |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | feature not registered | feature not registered |
🧭 Sensors | ||
| Alcatel OT-991D (Dual-sim) | Alcatel OT-991 (Single-sim) | |
| Sensors | Accelerometer Compass Proximity sensor | Accelerometer Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Alcatel OT-991D (Dual-sim) | Alcatel OT-991 (Single-sim) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1500 mAh | 1500 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 10 hours | 10 hours |
| Standby | 366.7 hours (15.3 days) | 400 hours (16.7 days) |
➕ Other features | ||
| Alcatel OT-991D (Dual-sim) | Alcatel OT-991 (Single-sim) | |
| Call control | Voice recorder | Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, Flash player | HTML, XHTML, Flash player |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, White • HAC (M3/T3) • WiFi hotspot • Java framework | • Colors: Black, White • HAC (M3/T3) • WiFi hotspot • Java framework |
☢️ Radiation rate | ||
| Alcatel OT-991D (Dual-sim) | Alcatel OT-991 (Single-sim) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |