ZTE X990D (Dual-sim) vs BlackBerry 8820
Side by side comparison between ZTE X990 vs BlackBerry 8820 phones, differences, pros, cons and full specifications. What's the better?
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What's the better phone? ZTE X990D (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!
10 Advantages 
6 Advantages | 10 Common items in both devices |
| TFT LCD |
| 320x240 pixels |
| 2G EDGE |
| 0.236 Mbps |
| Li-Ion: lithium-ion (Removable) |
| Hands-free calling |
| Vibrating alert |
| +3 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 X990D (Dual-sim) | BlackBerry 8820 | |
| Model | X990D (Dual-sim) | BlackBerry 8820 |
| Other model names | ZTE X990 Dual-sim | AT&T RIM BlackBerry 8820 |
| Country or region available | feature not registered | feature not registered |
| Brand | ZTE | BlackBerry |
| Release date | 5/1/2010 | 8/1/2007 |
| Depth | 11.8 millimeters (0.46 inches) | 14 millimeters (0.55 inches) |
| Size (width x height) | 60.8 x 106.8 millimeters (2.39 x 4.2 in) | 66 x 114 millimeters (2.6 x 4.49 in) |
| Weight | 95 grams (3.33 ounces) | 134 grams (4.69 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| ZTE X990D (Dual-sim) | BlackBerry 8820 | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 2.4" inches | 2.5" inches |
| Screen-to-body ratio | ~27.5% (screen-to-body ratio) | ~25.7% (screen-to-body ratio) |
| Display resolution | 320x240 pixels | 320x240 pixels |
| Touchscreen | Not supported | Not supported |
| Pixel density (dot pitch) | 167 PPI | 160 PPI |
| Colors | 260 thousand | 65 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 X990D (Dual-sim) | BlackBerry 8820 | |
| System version | Proprietary OS | BlackBerry OS 4.2 |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| ZTE X990D (Dual-sim) | BlackBerry 8820 | |
| Chipset | feature not registered | 32bit: Intel XScale PXA272 |
| CPU | Single-core, 1 processor: Single-core | Single-core, 1 processor: 1x 312MHz XScale (Single-core) |
| GPU graphical controller | feature not registered | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| ZTE X990D (Dual-sim) | BlackBerry 8820 | |
| RAM memory | feature not registered | 16MB SDRAM |
| Internal storage | 128MB (50MB available) | 64MB |
| External storage | Until 8GB microSD, microSDHC (dedicated slot) | Until 4GB microSD (dedicated slot) |
📶 Mobile networks | ||
| ZTE X990D (Dual-sim) | BlackBerry 8820 | |
| 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 | 0.236 Mbps | 0.236 Mbps |
| Network technology | 2G | 2G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Dual-Band 900/1800 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 900/1800 | 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 | CSD, GPRS, EDGE |
| Secondary 2G network | GSM 900/1800 | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS | Not supported |
📷 Camera | ||
| ZTE X990D (Dual-sim) | BlackBerry 8820 | |
| Back camera (main camera) | 2 megapixels | Not supported |
| Main camera resolution | 1600x1200 pixels | Not supported |
| Video recording (primary) | QCIF (176x144) | Not supported |
| 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 | feature not registered |
| Image stabilization | feature not registered | feature not registered |
| Zoom | Only digital zoom | Not supported |
| 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 | ||
| ZTE X990D (Dual-sim) | BlackBerry 8820 | |
| 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 X990D (Dual-sim) | BlackBerry 8820 | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | feature not registered | feature not registered |
| Radio | FM (RDS) | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | feature not registered |
| Audio formats | MP3, WAV, eAAC+ | MP3, WAV |
🔌 Connectivity | ||
| ZTE X990D (Dual-sim) | BlackBerry 8820 | |
| USB | MicroUSB 2.0 | Mini-USB 2.0 (Mini-B) |
| Audio output | 3.5mm jack | 2.5mm 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 | feature not registered |
| GPS | Not supported | GPS |
| NFC | Not supported | Not supported |
| Infrared port | feature not registered | feature not registered |
🧭 Sensors | ||
| ZTE X990D (Dual-sim) | BlackBerry 8820 | |
| Sensors | Not supported | Not supported |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| ZTE X990D (Dual-sim) | BlackBerry 8820 | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 900 mAh | 1400 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 8 hours | 5 hours |
| Standby | 500 hours (20.8 days) | 520 hours (21.7 days) |
➕ Other features | ||
| ZTE X990D (Dual-sim) | BlackBerry 8820 | |
| Call control | Voice recorder | Voice dialing |
| 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 | Fixed QWERTY keyboard |
| Miscellaneous | • Colors: Black, White Java framework | • Colors: Silver on black • Trackball navigation • BlackBerry maps • UMA • LBS • Word, Excel, PowerPoint, PDF viewer Java framework |
☢️ Radiation rate | ||
| ZTE X990D (Dual-sim) | BlackBerry 8820 | |
| 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 |