Quantum Go (4G 32GB) vs ZTE X990 (Single-sim)
Side by side comparison between Quantum Go vs ZTE X990 phones, differences, pros, cons and full specifications. What's the better?
,
5"
AMOLED
AMOLED
720x1280
13
MP
MP
5mp
2GB
RAM
RAM
Octa-core
2300
mAh
mAh
(Non removable)
vs
What's the better phone? Quantum Go (4G 32GB)
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!
4 Common items in both devices |
Only digital zoom |
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 | ||
Quantum Go (4G 32GB) | ZTE X990 (Single-sim) | |
Model | Quantum Go (4G 32GB) | X990 (Single-sim) |
Other model names | Positivo Quantum Go 1 LTE, Quantum Go Dual Chip | ZTE X990 Single-sim |
Country or region available | Brazil | feature not registered |
Brand | Quantum | ZTE |
Release date | 9/1/2015 | 5/1/2010 |
Depth | 6.5 millimeters (0.26 inches) | 11.8 millimeters (0.46 inches) |
Size (width x height) | 71.5 x 145.7 millimeters (2.81 x 5.74 in) | 60.8 x 106.8 millimeters (2.39 x 4.2 in) |
Weight | 115 grams (4.03 ounces) | 95 grams (3.33 ounces) |
Build, materials | feature not registered | feature not registered |
Protection against water and others | Not supported | Not supported |
📲 Display | ||
Quantum Go (4G 32GB) | ZTE X990 (Single-sim) | |
Display type | AMOLED | TFT LCD |
Screen size | 5" inches | 2.4" inches |
Screen-to-body ratio | ~66.2% (screen-to-body ratio) | ~27.5% (screen-to-body ratio) |
Display resolution | 720x1280 pixels | 320x240 pixels |
Touchscreen | Capacitive Multitouch | Not supported |
Pixel density (dot pitch) | 294 PPI | 167 PPI |
Colors | 16 million | 260 thousand |
Scratch-resistant glass | Scratch-resistant glass | Not supported |
Refresh rate | feature not registered | feature not registered |
Display features | feature not registered | feature not registered |
🤖 Operating System | ||
Quantum Go (4G 32GB) | ZTE X990 (Single-sim) | |
System version | Android 5.1 Lollipop | Proprietary OS |
Firmware update | feature not registered | feature not registered |
User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
Quantum Go (4G 32GB) | ZTE X990 (Single-sim) | |
Chipset | 64bit: MediaTek MT6753 (28nm) | feature not registered |
CPU | Octa-core, 2 processors: 4x 1.3GHz ARM Cortex-A53 (Quad-core) 4x 1.3GHz ARM Cortex-A53 (Quad-core) | Single-core, 1 processor: Single-core |
GPU graphical controller | ARM Mali-T720 MP3 450Mhz | feature not registered |
Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
Quantum Go (4G 32GB) | ZTE X990 (Single-sim) | |
RAM memory | 2GB LPDDR3 | feature not registered |
Internal storage | 32GB (22GB available) | 128MB (50MB available) |
External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 8GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
Quantum Go (4G 32GB) | 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) micro-SIM (3FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
Maximum Download / Upload | 150/50 Mbps | 0.236 Mbps |
Network technology | 2G, 3G, 4G | 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 850/1900/2100 | Not supported |
Primary 4G network | LTE Cat4 700/1800/2600 (Bands 3,7,28) | Not supported |
Primary 5G network | Not supported | Not supported |
Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE | 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 | ||
Quantum Go (4G 32GB) | ZTE X990 (Single-sim) | |
Back camera (main camera) | 13 megapixels | 2 megapixels |
Main camera resolution | 4128x3096 pixels | 1600x1200 pixels |
Video recording (primary) | Full HD (1920x1080) 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 | EIS: Digital stabilization | feature not registered |
Zoom | Only digital zoom | Only digital zoom |
Face/smile detection | Face detection, Smile 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 | ||
Quantum Go (4G 32GB) | ZTE X990 (Single-sim) | |
Front camera (secondary) | 5 megapixels | Not supported |
Front camera resolution | 2592x1944 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 | ||
Quantum Go (4G 32GB) | ZTE X990 (Single-sim) | |
Loudspeaker | Supported | Supported |
Active noise cancellation | Not supported | feature not registered |
Radio | FM | FM (RDS) |
TV | Digital TV | Not supported |
Video formats | MP4, H.264, H.263 | MP4, H.264, H.263 |
Audio formats | MP3, WAV, eAAC+, FLAC | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
Quantum Go (4G 32GB) | 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 a/b/g/n [wifi4] (2.4GHz, 5GHz) | Not supported |
DLNA | Not supported | feature not registered |
GPS | A-GPS, GeoTagging | Not supported |
NFC | Not supported | Not supported |
Infrared port | Not supported | feature not registered |
🧭 Sensors | ||
Quantum Go (4G 32GB) | ZTE X990 (Single-sim) | |
Sensors | Accelerometer Ambient light sensor Proximity sensor | Not supported |
Vibrating alert | Supported | Supported |
🔋 Battery | ||
Quantum Go (4G 32GB) | ZTE X990 (Single-sim) | |
Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) |
Battery capacity | 2300 mAh | 900 mAh |
Charger, watts | Wired charging | Wired charging |
Inductive / wireless charging | feature not registered | feature not registered |
Talk time autonomy | feature not registered | 8 hours |
Standby | feature not registered | 500 hours (20.8 days) |
➕ Other features | ||
Quantum Go (4G 32GB) | ZTE X990 (Single-sim) | |
Call control | Voice dialing, 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: Steel Gray, Frozen White • Dongle Play DTVi • Duo Case • Back camera up to 24MP interpolated • Quantum Screen Flash • Quantum DashCam • Quantum Energy Saver | • Colors: Black, White on orange • Java framework |
☢️ Radiation rate | ||
Quantum Go (4G 32GB) | 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 |