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Brief information about compared phones: HTC First , ZTE Open CHTC First 2013 year of release. cpu Dual-core 1.4 GHz Krait. screen 4.3". with resolution 720x1280. Smartphone has 1 megapixel front camera and 5 megapixel main camera . ZTE Open C 2014 year of release. cpu Dual-core 1.2 GHz Cortex-A7. screen 4". with resolution 480x800. Smartphone has 3 megapixel main camera . |
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| Display | Technology | Super LCD | TFT | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | ||
| Display colors | 16M | 256K | ||
| Screen size | 4.3" inch | 4" inch | ||
| Screen area | 51.0 cm2 | 45.5 cm2 | ||
| Screen format | 16:9 (height:width) | 5:3 (height:width) | ||
| Screen to body ratio | 62.2% | 55.9% | ||
| Screen resolution | 720 x 1280 px | 480 x 800 px | ||
| PPI /points per inch/ | 342 PPI | 233 PPI | ||
| Screen protection | Corning Gorilla Glass | |||
| Camera and Video | Rear camera, main | 5 MP, Single | 3.15 MP, Single | |
| Camera specs | 5 MP, AF | 3.15 MP | ||
| Functions | LED flash | |||
| Video | 1080p@30fps | 352x288@15fps | ||
| Front camera, selfie | 1.6 MP, Single | 0 MP, | ||
| Specifications | 1.6 MP | |||
| Performance | Operating system OS | Android 4.1 (Jelly Bean); Facebook Home UI | Firefox OS 1.3 | |
| Chipset | Qualcomm MSM8930 Snapdragon 400 (28 nm) | Qualcomm MSM8210 Snapdragon 200 (28 nm) | ||
| Processor CPU | Dual-core 1.4 GHz Krait | Dual-core 1.2 GHz Cortex-A7 | ||
| Graphics processor GPU | Adreno 305 | Adreno 302 | ||
| External memory | No | microSD, up to 32 GB (dedicated slot) | ||
| Internal memory | 16 GB, 1 GB RAM | 4 GB, 512 MB RAM | ||
| Antutu 7 score | 18456 | 12154 | ||
| General specs | Release date | 2013, April | 2014, February | |
| Dimensions (HxWxD) | 126 Х 65 Х 8.9 mm | 126 Х 64.7 Х 10.8 mm | ||
| Weight | 123.9 g | 125 g | ||
| Colors | White, Black, Red, Pale Blue | Orange, Black | ||
| Battery | 2000 mAh, Non-removable Li-Po | 1400 mAh, Removable Li-Ion | ||
| Approximate price | 200 EUR | 70 EUR | ||
| Battery life | Stand by time- Up to 432 h Talking time- Up to 14 h 20 min | Stand by time- Up to 150 h Talking time- Up to 6 h | ||
| Communication and Connectivity | SIM card | Micro-SIM | Micro-SIM | |
| Network | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 1900 / 2100 - AT&T -4G - LTE band 2(1900), 4(1700/2100), 5(850), 17(700) - AT&T | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 | ||
| Speed | HSPA | HSPA 21.1/5.76 Mbps | ||
| GPRS | Yes | Yes | ||
| Edge | Yes | Yes | ||
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, dual-band, hotspot | Wi-Fi 802.11 b/g/n, hotspot | ||
| GPS | Yes, with A-GPS, GLONASS | Yes, with A-GPS | ||
| NFC | Yes | |||
| USB | microUSB 2.0 | microUSB 2.0 | ||
| Bluetooth | 4.0, A2DP, LE | 2.1 | ||
| Music and Audio | Radio | FM radio | FM radio | |
| Headphone jack | Yes | Yes | ||
| Others | Active noise cancellation with dedicated mic | |||
| Other features | Dop | Sensors Accelerometer, gyro, proximity, compass | Sensors Accelerometer MP3/AAC+/WAV player -MP4/H.264 player -Photo viewer -Predictive text input | |
