LG Optimus Chat C550 vs ZTE Nubia Z7 mini
Side by side comparison between LG Optimus Chat C550 vs ZTE Nubia Z7 mini phones, differences, pros, cons and full specifications. What's the better?
,
2.8"
TFT
TFT
320x480
3.1
MP
MP
512MB
RAM
RAM
Single-core
1500
mAh
mAh
(Removable)
vs
5"
TFT
TFT
1080x1920
13
MP
MP
5mp
2GB
RAM
RAM
Quad-core
2300
mAh
mAh
(Non removable)
What's the better phone? ZTE Nubia Z7 mini
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 
25 Advantages | 14 Common items in both devices |
| TFT LCD |
| Only digital zoom |
| Autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| Compass |
| +7 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 | ||
| LG Optimus Chat C550 | ZTE Nubia Z7 mini | |
| Change model | ||
| Model | Optimus Chat C550 | Nubia Z7 mini |
| Other model names | LG C550 Optimus Chat, LG Optimus Chat C550 | ZTE Nubia Z7 mini Dual Sim 4G LTE NX507J, ZTE NX507J |
| Country or region available | feature not registered | feature not registered |
| Brand | LG | ZTE |
| Release date | 3/1/2011 | 7/1/2014 |
| Depth | 16.25 millimeters (0.64 inches) | 8.2 millimeters (0.32 inches) |
| Size (width x height) | 59 x 109 millimeters (2.32 x 4.29 in) | 69.3 x 140.9 millimeters (2.73 x 5.55 in) |
| Weight | 122 grams (4.27 ounces) | 143 grams (5.01 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| LG Optimus Chat C550 | ZTE Nubia Z7 mini | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 2.8" inches | 5" inches |
| Screen-to-body ratio | ~36.3% (screen-to-body ratio) | ~70.6% (screen-to-body ratio) |
| Display resolution | 320x480 pixels | 1080x1920 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 206 PPI | 441 PPI |
| Colors | 260 thousand | 16 million |
| 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 | ||
| LG Optimus Chat C550 | ZTE Nubia Z7 mini | |
| System version | Android 2.2.1 Froyo | Android 4.4.2 KitKat |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| LG Optimus Chat C550 | ZTE Nubia Z7 mini | |
| Chipset | 32bit: Qualcomm MSM7227 | 32bit: Qualcomm Snapdragon 801 MSM8974AA v3 |
| CPU | Single-core, 1 processor: 1x 600MHz ARM1136EJ-S (Single-core) | Quad-core, 1 processor: 4x 2GHz Krait 400 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 200 | Qualcomm Adreno 330 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| LG Optimus Chat C550 | ZTE Nubia Z7 mini | |
| RAM memory | 512MB | 2GB LPDDR3 |
| Internal storage | 140MB | 16GB (12GB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 64GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| LG Optimus Chat C550 | ZTE Nubia Z7 mini | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) micro-SIM (3FF) |
| Maximum Download / Upload | 7.2/5.76 Mbps | 100/50 Mbps |
| Network technology | 2G, 3G | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 900/1700/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | Not supported | LTE 1800/2100/2600 |
| Primary 5G network | Not supported | Not supported |
| Primary data network | CSD, GPRS, EDGE, UMTS, HSDPA, HSUPA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | GPRS, EDGE |
📷 Camera | ||
| LG Optimus Chat C550 | ZTE Nubia Z7 mini | |
| Back camera (main camera) | 3.1 megapixels | 13 megapixels |
| Main camera resolution | 2048x1536 pixels | 4128x3096 pixels |
| Video recording (primary) | VGA (640x480) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | Not supported | LED flash |
| Focal aperture | feature not registered | f/2.0 (aperture) |
| 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 | Autofocus |
| Touch focus | feature not registered | Supported |
| Image stabilization | feature not registered | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | feature not registered | Face detection, Smile detection |
| BSI sensor | feature not registered | Not supported |
| HDR | feature not registered | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| LG Optimus Chat C550 | ZTE Nubia Z7 mini | |
| Front camera (secondary) | Not supported | 5 megapixels |
| Front camera resolution | Not supported | 2592x1944 pixels |
| Video recording (secondary) | Not supported | Full HD (1920x1080) |
| 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 | ||
| LG Optimus Chat C550 | ZTE Nubia Z7 mini | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | feature not registered | 2 microphones or more |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, WMV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, eAAC+, FLAC |
🔌 Connectivity | ||
| LG Optimus Chat C550 | ZTE Nubia Z7 mini | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Micro-B USB MHL-3 |
| Bluetooth | 2.1 + A2DP | 4.0 + A2DP |
| WiFi | 802.11 b/g [wifi3] (2.4GHz) | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot |
| DLNA | feature not registered | Supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS |
| NFC | Not supported | Not supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| LG Optimus Chat C550 | ZTE Nubia Z7 mini | |
| Sensors | Accelerometer Compass Proximity sensor | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG Optimus Chat C550 | ZTE Nubia Z7 mini | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 1500 mAh | 2300 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 5 hours | 20 hours |
| Standby | 440 hours (18.3 days) | 580 hours (24.2 days) |
➕ Other features | ||
| LG Optimus Chat C550 | ZTE Nubia Z7 mini | |
| Call control | Voice recorder | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Not supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Retractable QWERTY keyboard | Not supported |
| Miscellaneous | • Colors: Black, Silver, Blue, Red, Pink • LG 3Way Sync • Wi-Fi Direct • Wi-Fi hotspot • Java framework | • Colors: Black, White, Red, Green, Yellow • USB OTG On-The-Go • Nubia UI 2.0 • Panorama photo • Java framework |
☢️ Radiation rate | ||
| LG Optimus Chat C550 | ZTE Nubia Z7 mini | |
| 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 |