Motorola ROKR E2 vs ZTE X990 (Single-sim)
Side by side comparison between Motorola ROKR E2 vs ZTE X990 phones, differences, pros, cons and full specifications. What's the better?
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What's the better phone? ZTE X990 (Single-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!
 2 Advantages Motorola ROKR E2 | vs |  9 Advantages ZTE X990 (Single-sim) |
| +200 PPI20% Crisper display of text, images and videos because it has more pixels per inch (ppi) | vs | 167 PPI |
| +LED flashAdvantage The LED flash helps in dark places or in low light | vs | Not supported |
| 10MB | vs | +128MB (50MB available)4 times More internal storage for applications and files |
| Until 2GB SD Card Standard | vs | +Until 8GB microSD, microSDHC3 times More external storage for files using memory cards |
| 107 grams (3.75 ounces) | vs | +95 grams (3.33 ounces)13% Lighter |
| 18 millimeters (0.71 inches) | vs | +11.8 millimeters (0.46 inches)53% Thinner |
| 2" | vs | +2.4"20% Larger screen |
| (back) 1.3MP | vs | +(back) 2MP46% Higher resolution main camera |
| Supported | vs | +QCIF (176x144)Advantage More image quality for recording videos with the primary camera |
| (2G EDGE) 0.177 Mbps | vs | +(2G EDGE) 0.236 Mbps33% Faster for surfing the internet and download files |
| 850 mAh | vs | +900 mAh6% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use |
| 13 Common items in both devices |
| TFT LCD |
| 260 thousand |
| 240x320 pixels |
| Only digital zoom |
| Proprietary OS |
| 2G EDGE |
| Li-Ion: lithium-ion (Removable) |
| +6 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 | ||
| Motorola ROKR E2 | ZTE X990 (Single-sim) | |
| Change model | ||
| Model | ROKR E2 | X990 (Single-sim) |
| Other model names | Motorola ROKR E2 | ZTE X990 Single-sim |
| Country or region available | feature not registered | feature not registered |
| Brand | Motorola | ZTE |
| Release date | 1/3/2006 | 5/1/2010 |
| Depth | 18 millimeters (0.71 inches) | 11.8 millimeters (0.46 inches) |
| Size (width x height) | 49.5 x 106 millimeters (1.95 x 4.17 in) | 60.8 x 106.8 millimeters (2.39 x 4.2 in) |
| Weight | 107 grams (3.75 ounces) | 95 grams (3.33 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Motorola ROKR E2 | ZTE X990 (Single-sim) | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 2" inches | 2.4" inches |
| Screen-to-body ratio | ~23.6% (screen-to-body ratio) | ~27.5% (screen-to-body ratio) |
| Display resolution | 240x320 pixels | 320x240 pixels |
| Touchscreen | Not supported | Not supported |
| Pixel density (dot pitch) | 200 PPI | 167 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 | ||
| Motorola ROKR E2 | ZTE X990 (Single-sim) | |
| System version | Proprietary OS | Proprietary OS |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Motorola ROKR E2 | ZTE X990 (Single-sim) | |
| Chipset | 32bit | feature not registered |
| CPU | Single-core, 1 processor: 1x 312MHz 32-bit Intel XScale PXA270 (Single-core) | Single-core, 1 processor: Single-core |
| GPU graphical controller | feature not registered | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Motorola ROKR E2 | ZTE X990 (Single-sim) | |
| RAM memory | feature not registered | feature not registered |
| Internal storage | 10MB | 128MB (50MB available) |
| External storage | Until 2GB SD Card Standard (dedicated slot) | Until 8GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Motorola ROKR E2 | ZTE X990 (Single-sim) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 0.177 Mbps | 0.236 Mbps |
| Network technology | 2G | 2G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Dual-Band 900/1800 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 900/1800 |
| 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 | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | Not supported |
📷 Camera | ||
| Motorola ROKR E2 | ZTE X990 (Single-sim) | |
| Back camera (main camera) | 1.3 megapixels | 2 megapixels |
| Main camera resolution | 1280x1024 pixels | 1600x1200 pixels |
| Video recording (primary) | Supported | QCIF (176x144) |
| Flash | LED flash | 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 | 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 | ||
| Motorola ROKR E2 | ZTE X990 (Single-sim) | |
| 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 | ||
| Motorola ROKR E2 | ZTE X990 (Single-sim) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | feature not registered | feature not registered |
| Radio | FM | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MPEG4, H.263, RV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| Motorola ROKR E2 | ZTE X990 (Single-sim) | |
| USB | Mini-USB 2.0 (Mini-B) | 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 | Not supported |
| DLNA | feature not registered | feature not registered |
| GPS | Not supported | Not supported |
| NFC | Not supported | Not supported |
| Infrared port | feature not registered | feature not registered |
🧭 Sensors | ||
| Motorola ROKR E2 | ZTE X990 (Single-sim) | |
| Sensors | Not supported | Not supported |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Motorola ROKR E2 | ZTE X990 (Single-sim) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 850 mAh | 900 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 4.5 hours | 8 hours |
| Standby | 200 hours (8.3 days) | 500 hours (20.8 days) |
➕ Other features | ||
| Motorola ROKR E2 | ZTE X990 (Single-sim) | |
| Call control | Voice dialing, Voice recorder | Voice recorder |
| Messaging | SMS (iTap), 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 | feature not registered | WAP, HTML |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Fixed QWERTY keyboard |
| Miscellaneous | • Colors: Silver, Black • Linux OS • Opera 8 Java framework | • Colors: Black, White on orange Java framework |
☢️ Radiation rate | ||
| Motorola ROKR E2 | ZTE X990 (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 |