Asus Zenfone 2 (ZE551ML 16GB) vs Motorola StarTAC Rainbow
Side by side comparison between Asus Zenfone 2 vs Motorola StarTAC Rainbow phones, differences, pros, cons and full specifications. What's the better?
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5.5"
IPS
IPS
1080x1920
13
MP
MP
5mp
4GB
RAM
RAM
Quad-core
3000
mAh
mAh
(Non removable)
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What's the better phone? Asus Zenfone 2 (ZE551ML 16GB)
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!
30 Advantages 
2 Advantages | 0 Common items in both devices |
| + 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 | ||
| Asus Zenfone 2 (ZE551ML 16GB) | Motorola StarTAC Rainbow | |
| Model | Zenfone 2 (ZE551ML 16GB) | StarTAC Rainbow |
| Other model names | Asus Zenfone 2 ZE551ML Dual-sim (16GB + 4GB RAM) | Motorola StarTAC Rainbow |
| Country or region available | feature not registered |  USA |
| Brand | Asus | Motorola |
| Release date | 3/1/2015 | 2/1/1997 |
| Depth | 10.9 millimeters (0.43 inches) | 23 millimeters (0.91 inches) |
| Size (width x height) | 77.2 x 152.5 millimeters (3.04 x 6 in) | 57 x 98 millimeters (2.24 x 3.86 in) |
| Weight | 170 grams (5.95 ounces) | 112 grams (3.92 ounces) |
| Build, materials | feature not registered | Plastic body |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Asus Zenfone 2 (ZE551ML 16GB) | Motorola StarTAC Rainbow | |
| Display type | TFT IPS LCD | Monochromatic |
| Screen size | 5.5" inches | 1.3" inches |
| Screen-to-body ratio | ~70.8% (screen-to-body ratio) | ~3.2% (screen-to-body ratio) |
| Display resolution | 1080x1920 pixels | 2x12 pixels |
| Touchscreen | Capacitive Multitouch | Not supported |
| Pixel density (dot pitch) | 401 PPI | 9 PPI |
| Colors | 16 million | 2 |
| Scratch-resistant glass | Gorilla Glass 3 | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| Asus Zenfone 2 (ZE551ML 16GB) | Motorola StarTAC Rainbow | |
| System version | Android 5.0 Lollipop | Proprietary OS |
| Firmware update | Android 6.0 Marshmallow | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Asus Zenfone 2 (ZE551ML 16GB) | Motorola StarTAC Rainbow | |
| Chipset | 64bit: Intel Atom Z3560 | 16bit |
| CPU | Quad-core, 1 processor: 4x 1.8GHz Intel Silvermont (Quad-core) | Single-core, 1 processor: Single-core |
| GPU graphical controller | PowerVR G6430 MP4 | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Asus Zenfone 2 (ZE551ML 16GB) | Motorola StarTAC Rainbow | |
| RAM memory | 4GB LPDDR3 | 1MB SDRAM |
| Internal storage | 16GB (10GB available) | 1KB Flash (EEPROM) |
| External storage | Until 64GB microSD, microSDXC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Asus Zenfone 2 (ZE551ML 16GB) | Motorola StarTAC Rainbow | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) micro-SIM (3FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 150/50 Mbps | feature not registered |
| Network technology | 2G, 3G, 4G | 2G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Mono-Band 900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 900 |
| Primary 3G network | UMTS 850/900/1900/2100 | Not supported |
| Primary 4G network | LTE Cat4 800/850/900/1700/1800/1900/2100/2600 Bands (1,2,3,4,5,7,8,20) - USA: 700/800/850/900/1700/1800/1900/2100/2600 (Bands 1,2,3,4,5,7,8,17,20) | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE | Not supported |
| 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 | ||
| Asus Zenfone 2 (ZE551ML 16GB) | Motorola StarTAC Rainbow | |
| Back camera (main camera) | 13 megapixels | Not supported |
| Main camera resolution | 4128x3096 pixels | Not supported |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Not supported |
| Flash | Dual-LED flash | Not supported |
| Focal aperture | f/2.0 (aperture) | 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 | Autofocus | Not supported |
| Touch focus | Supported | Not supported |
| Image stabilization | feature not registered | Not supported |
| Zoom | Only digital zoom | Not supported |
| Face/smile detection | Face detection, Smile detection | Not supported |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo only main camera | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Asus Zenfone 2 (ZE551ML 16GB) | Motorola StarTAC Rainbow | |
| Front camera (secondary) | 5 megapixels | Not supported |
| Front camera resolution | 2560x1920 pixels | Not supported |
| Video recording (secondary) | HD (1280x720) | 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 | ||
| Asus Zenfone 2 (ZE551ML 16GB) | Motorola StarTAC Rainbow | |
| Loudspeaker | Supported | feature not registered |
| Active noise cancellation | Not supported | Not supported |
| 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+ | feature not registered |
🔌 Connectivity | ||
| Asus Zenfone 2 (ZE551ML 16GB) | Motorola StarTAC Rainbow | |
| USB | MicroUSB 2.0 | Not supported |
| Audio output | 3.5mm jack | Not supported |
| TV output | Not supported | Not supported |
| Bluetooth | 4.0 + A2DP | Not supported |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot | Not supported |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | Not supported |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Asus Zenfone 2 (ZE551ML 16GB) | Motorola StarTAC Rainbow | |
| Sensors | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor | Not supported |
| Vibrating alert | Supported | Not supported |
🔋 Battery | ||
| Asus Zenfone 2 (ZE551ML 16GB) | Motorola StarTAC Rainbow | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 3000 mAh | 500 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | feature not registered | 2 hours |
| Standby | feature not registered | 40 hours (1.7 days) |
➕ Other features | ||
| Asus Zenfone 2 (ZE551ML 16GB) | Motorola StarTAC Rainbow | |
| Call control | Voice dialing, Voice recorder | Not supported |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS |
| Hands-free calling | Supported | Not supported |
| Video calling | Supported | Not supported |
| Ringtones | Polyphonic and customized | Monophonic |
| Web browser | HTML, XHTML, HTML5 | Not supported |
| Antenna | Internal antenna | External retractable antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, Gold, Gray, Red, White • Asus ZenUI • Fast battery charging: 60% in 40min • 5GB free ASUS WebStorage • OpenGL 3.0 • Asus BoostMaster 18W adapter included | • 16 Languages • Phonebook with 100 entries • Call records 10 dialed, 5 received, 5 missed calls |
☢️ Radiation rate | ||
| Asus Zenfone 2 (ZE551ML 16GB) | Motorola StarTAC Rainbow | |
| 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 |