ZTE X990 (Messenger edition) vs NGM Droid Duo
Side by side comparison between ZTE X990 vs NGM Droid Duo phones, differences, pros, cons and full specifications. What's the better?
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What's the better phone? NGM Droid Duo
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!
3 Advantages 
11 Advantages | 15 Common items in both devices |
| TFT LCD |
| 260 thousand |
| Only digital zoom |
| 2G EDGE |
| 0.236 Mbps |
| Resistive |
| Single |
| +8 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 | ||
| ZTE X990 (Messenger edition) | NGM Droid Duo | |
| Model | X990 (Messenger edition) | Droid Duo |
| Other model names | ZTE X990 Messenger edition by SFR | New Generation Mobile NGM Droid Duo Dual Sim |
| Country or region available | feature not registered | feature not registered |
| Brand | ZTE | NGM |
| Release date | 3/1/2010 | 9/1/2011 |
| Depth | 11.8 millimeters (0.46 inches) | 17 millimeters (0.67 inches) |
| Size (width x height) | 60.8 x 106.8 millimeters (2.39 x 4.2 in) | 56 x 112 millimeters (2.2 x 4.41 in) |
| Weight | 90 grams (3.15 ounces) | 120 grams (4.2 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| ZTE X990 (Messenger edition) | NGM Droid Duo | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 2.4" inches | 3" inches |
| Screen-to-body ratio | ~27.5% (screen-to-body ratio) | ~40.8% (screen-to-body ratio) |
| Display resolution | 320x240 pixels | 240x400 pixels |
| Touchscreen | Resistive Single touch 1-point | Resistive Single touch 1-point |
| Pixel density (dot pitch) | 167 PPI | 155 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 | ||
| ZTE X990 (Messenger edition) | NGM Droid Duo | |
| System version | Windows Mobile 6.5 Professional Titanium | Android 1.6 Donut |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| ZTE X990 (Messenger edition) | NGM Droid Duo | |
| Chipset | feature not registered | 32bit |
| CPU | Single-core, 1 processor: Single-core | Single-core, 1 processor: Single-core Marvell (Single-core) |
| GPU graphical controller | feature not registered | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| ZTE X990 (Messenger edition) | NGM Droid Duo | |
| RAM memory | feature not registered | feature not registered |
| Internal storage | 128MB (5MB available) | 10MB |
| External storage | Until 8GB microSD, microSDHC (dedicated slot) | Until 16GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| ZTE X990 (Messenger edition) | NGM Droid Duo | |
| Dual-SIM | Not supported | Dual-SIM Active - Call active on both sim cards (dedicated slot) |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 0.236 Mbps | 0.236 Mbps |
| Network technology | 2G | 2G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Dual-Band 900/1800 | Tri-Band 900/1800/1900 |
| Primary 2G network | GSM 900/1800 | 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 | GPRS, EDGE |
| 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 | ||
| ZTE X990 (Messenger edition) | NGM Droid Duo | |
| Back camera (main camera) | 2 megapixels | 5 megapixels |
| Main camera resolution | 1600x1200 pixels | 2592x1944 pixels |
| Video recording (primary) | QCIF (176x144) | VGA (640x480) |
| 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 |
| Autofocus | Not supported | Not supported |
| Touch focus | feature not registered | Not supported |
| Image stabilization | feature not registered | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | feature not registered | Not supported |
| BSI sensor | feature not registered | Not supported |
| HDR | feature not registered | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| ZTE X990 (Messenger edition) | NGM Droid Duo | |
| Front camera (secondary) | Not supported | Not supported |
| Front camera resolution | Not supported | Not supported |
| 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 | ||
| ZTE X990 (Messenger edition) | NGM Droid Duo | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | feature not registered | Not supported |
| Radio | FM (RDS) | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, WMV | MP4, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, AAC |
🔌 Connectivity | ||
| ZTE X990 (Messenger edition) | NGM Droid Duo | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 2.0 + A2DP | 2.0 + A2DP |
| WiFi | Not supported | 802.11 b/g [wifi3] (2.4GHz) |
| DLNA | feature not registered | Not supported |
| GPS | Not supported | A-GPS |
| NFC | Not supported | Not supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| ZTE X990 (Messenger edition) | NGM Droid Duo | |
| Sensors | Not supported | Not supported |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| ZTE X990 (Messenger edition) | NGM Droid Duo | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 900 mAh | 1200 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 8 hours | 5 hours |
| Standby | 480 hours (20 days) | 200 hours (8.3 days) |
➕ Other features | ||
| ZTE X990 (Messenger edition) | NGM Droid Duo | |
| Call control | Voice recorder | Voice recorder |
| Messaging | SMS, MMS, E-mail | SMS, MMS, E-mail |
| Hands-free calling | Supported | Supported |
| Video calling | Not supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | WAP, HTML | WAP, HTML |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Fixed QWERTY keyboard | Not supported |
| Miscellaneous | • Colors: Black on white, Black on silver • Windows Live Messenger • Word, Excel, PowerPoint, OneNote, PDF viewer Java framework | • Colors: Black • 1GB microSD included |
☢️ Radiation rate | ||
| ZTE X990 (Messenger edition) | NGM Droid Duo | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.402W/kg (body) |