Blu Studio 5.5 (D610 Dual) vs ZTE X990 (Single-sim)
Side by side comparison between Blu Studio 5.5 vs ZTE X990 phones, differences, pros, cons and full specifications. What's the better?
,
5.5"
TFT
TFT
480x854
5
MP
MP
0.3mp
1GB
RAM
RAM
Quad-core
2250
mAh
mAh
(Removable)
vs
What's the better phone? Blu Studio 5.5 (D610 Dual)
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!
23 Advantages 
1 Advantage | 6 Common items in both devices |
| TFT LCD |
| Only digital zoom |
| Li-Ion: lithium-ion (Removable) |
| 3.5mm jack |
| FM / FM (RDS) |
| MicroUSB 2.0 |
| + 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 | ||
| Blu Studio 5.5 (D610 Dual) | ZTE X990 (Single-sim) | |
| Model | Studio 5.5 (D610 Dual) | X990 (Single-sim) |
| Other model names | BLU Studio 5.5 Dual D610a, BLU Studio 5.5 Dual Chip D610i | ZTE X990 Single-sim |
| Country or region available | feature not registered | feature not registered |
| Brand | Blu | ZTE |
| Release date | 10/1/2013 | 5/1/2010 |
| Depth | 9.5 millimeters (0.37 inches) | 11.8 millimeters (0.46 inches) |
| Size (width x height) | 79.3 x 157.3 millimeters (3.12 x 6.19 in) | 60.8 x 106.8 millimeters (2.39 x 4.2 in) |
| Weight | 185 grams (6.48 ounces) | 95 grams (3.33 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Blu Studio 5.5 (D610 Dual) | ZTE X990 (Single-sim) | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 5.5" inches | 2.4" inches |
| Screen-to-body ratio | ~66.8% (screen-to-body ratio) | ~27.5% (screen-to-body ratio) |
| Display resolution | 480x854 pixels | 320x240 pixels |
| Touchscreen | Capacitive Multitouch | Not supported |
| Pixel density (dot pitch) | 178 PPI | 167 PPI |
| Colors | 16 million | 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 | ||
| Blu Studio 5.5 (D610 Dual) | ZTE X990 (Single-sim) | |
| System version | Android 4.2.1 Jelly Bean | Proprietary OS |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Blu Studio 5.5 (D610 Dual) | ZTE X990 (Single-sim) | |
| Chipset | 32bit: MediaTek MT6589 | feature not registered |
| CPU | Quad-core, 1 processor: 4x 1.2GHz ARM Cortex-A7 (Quad-core) | Single-core, 1 processor: Single-core |
| GPU graphical controller | PowerVR SGX 544 | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Blu Studio 5.5 (D610 Dual) | ZTE X990 (Single-sim) | |
| RAM memory | 1GB | feature not registered |
| Internal storage | 4GB (2GB available) | 128MB (50MB available) |
| External storage | Until 64GB microSD, microSDXC (dedicated slot) | Until 8GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Blu Studio 5.5 (D610 Dual) | ZTE X990 (Single-sim) | |
| 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 | 21/11 Mbps | 0.236 Mbps |
| Network technology | 2G, 3G | 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 | UMTS D610a: 850/1900 - D610i: 850/2100 | Not supported |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | GPRS, EDGE |
| 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 | ||
| Blu Studio 5.5 (D610 Dual) | ZTE X990 (Single-sim) | |
| Back camera (main camera) | 5 megapixels | 2 megapixels |
| Main camera resolution | 2592x1944 pixels | 1600x1200 pixels |
| Video recording (primary) | HD (1280x720) 30 fps | 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 | Autofocus | Not supported |
| Touch focus | Supported | feature not registered |
| Image stabilization | feature not registered | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection | feature not registered |
| BSI sensor | Not supported | feature not registered |
| HDR | HDR photo only main camera | feature not registered |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Blu Studio 5.5 (D610 Dual) | ZTE X990 (Single-sim) | |
| Front camera (secondary) | 0.3 megapixels | Not supported |
| Front camera resolution | 640x480 pixels | Not supported |
| Video recording (secondary) | VGA (640x480) | 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 | ||
| Blu Studio 5.5 (D610 Dual) | ZTE X990 (Single-sim) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | feature not registered |
| Radio | FM | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, WMV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, AAC | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| Blu Studio 5.5 (D610 Dual) | ZTE X990 (Single-sim) | |
| 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 | 2.0 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | Not supported |
| DLNA | Not supported | feature not registered |
| GPS | A-GPS, GeoTagging | Not supported |
| NFC | Not supported | Not supported |
| Infrared port | feature not registered | feature not registered |
🧭 Sensors | ||
| Blu Studio 5.5 (D610 Dual) | ZTE X990 (Single-sim) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Not supported |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Blu Studio 5.5 (D610 Dual) | ZTE X990 (Single-sim) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 2250 mAh | 900 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 14 hours | 8 hours |
| Standby | 820 hours (34.2 days) | 500 hours (20.8 days) |
➕ Other features | ||
| Blu Studio 5.5 (D610 Dual) | ZTE X990 (Single-sim) | |
| Call control | Voice recorder | Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS, MMS, E-mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | WAP, HTML |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Fixed QWERTY keyboard |
| Miscellaneous | • Colors: White, Blue, Pink, Grey, Yellow • Screen protector included • Case included • Java framework | • Colors: Black, White on orange • Java framework |
☢️ Radiation rate | ||
| Blu Studio 5.5 (D610 Dual) | 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 |