Alcatel OT-991 (Single-sim) vs NGM Explorer
Side by side comparison between Alcatel OT-991 vs NGM Explorer 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
3.5"
TFT
TFT
320x480
5
MP
MP
0.3mp
512MB
RAM
RAM
Single-core
1780
mAh
mAh
(Removable)
What's the better phone? NGM Explorer
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!
4 Advantages 
11 Advantages | 26 Common items in both devices |
| 800MHz 32bit Single-core |
| Until 32GB microSD, microSDHC |
| TFT LCD |
| 260 thousand |
| 320x480 pixels |
| LED flash |
| Only digital zoom |
| +19 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-991 (Single-sim) | NGM Explorer | |
| Model | OT-991 (Single-sim) | NGM Explorer |
| Other model names | Alcatel One Touch 991, Alcatel 991 | NGM Explorer Dual Sim, NGM WeMove Explorer |
| Country or region available | feature not registered | feature not registered |
| Brand | Alcatel | NGM |
| Release date | 6/1/2012 | 7/1/2012 |
| Depth | 10.8 millimeters (0.43 inches) | 18.2 millimeters (0.72 inches) |
| Size (width x height) | 68 x 122 millimeters (2.68 x 4.8 in) | 65 x 126 millimeters (2.56 x 4.96 in) |
| Weight | 131 grams (4.59 ounces) | 212 grams (7.42 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Waterproof (IP?) |
📲 Display | ||
| Alcatel OT-991 (Single-sim) | NGM Explorer | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 4" inches | 3.5" inches |
| Screen-to-body ratio | ~57.4% (screen-to-body ratio) | ~44.5% (screen-to-body ratio) |
| Display resolution | 320x480 pixels | 320x480 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 144 PPI | 165 PPI |
| Colors | 260 thousand | 260 thousand |
| Scratch-resistant glass | Not supported | Gorilla Glass |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Alcatel OT-991 (Single-sim) | NGM Explorer | |
| 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-991 (Single-sim) | NGM Explorer | |
| Chipset | 32bit: MediaTek MT6573 | 32bit: MediaTek MT6573T |
| CPU | Single-core, 1 processor: 1x 800MHz ARM11 (Single-core) | Single-core, 1 processor: 1x 800MHz ARM11 (Single-core) |
| GPU graphical controller | PowerVR SGX531 | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Alcatel OT-991 (Single-sim) | NGM Explorer | |
| RAM memory | 256MB | 512MB |
| Internal storage | 512MB (150MB available) | 512MB (256MB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Alcatel OT-991 (Single-sim) | NGM Explorer | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 7.2 Mbps | 7.2/5.76 Mbps |
| Network technology | 2G | 2G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Tri-Band 900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 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, HSUPA |
| Secondary 2G network | Not supported | GSM 900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | GPRS, EDGE |
📷 Camera | ||
| Alcatel OT-991 (Single-sim) | NGM Explorer | |
| Back camera (main camera) | 3.1 megapixels | 5 megapixels |
| Main camera resolution | 2048x1536 pixels | 2592x1944 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 | Autofocus |
| Touch focus | feature not registered | Supported |
| 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 | Not supported |
| HDR | feature not registered | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Alcatel OT-991 (Single-sim) | NGM Explorer | |
| 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-991 (Single-sim) | NGM Explorer | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | feature not registered | Not supported |
| Radio | FM (RDS) | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264 | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, AAC+ | MP3, WAV, AAC |
🔌 Connectivity | ||
| Alcatel OT-991 (Single-sim) | NGM Explorer | |
| 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 [wifi3] (2.4GHz) |
| DLNA | feature not registered | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| Alcatel OT-991 (Single-sim) | NGM Explorer | |
| Sensors | Accelerometer Compass Proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Alcatel OT-991 (Single-sim) | NGM Explorer | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1500 mAh | 1780 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 10 hours | 5 hours |
| Standby | 400 hours (16.7 days) | 160 hours (6.7 days) |
➕ Other features | ||
| Alcatel OT-991 (Single-sim) | NGM Explorer | |
| Call control | Voice recorder | Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS, 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 |
| 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, Red on black, Yellow on black • 8GB microSD included • Swiftkey • WiFi hotspot • MIL-STD 810G certified • IP68 certified: dust proof and water resistant over 1m and 30min Java framework |
☢️ Radiation rate | ||
| Alcatel OT-991 (Single-sim) | NGM Explorer | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.489W/kg (body) |