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Brief information about compared phones: Celkon A403 , Vertu AsterCelkon A403 2015 year of release. cpu 1.0 GHz. screen 4". with resolution 480x800. Smartphone has 1 megapixel front camera and 3 megapixel main camera . Vertu Aster 2014 year of release. cpu Quad-core 2.3 GHz Krait 400. screen 4.7". with resolution 1080x1920. Smartphone has 2 megapixel front camera and 13 megapixel main camera . |
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| Display | Technology | Sapphire crystal glass | ||
| Touchscreen | capacitive touchscreen | capacitive touchscreen | ||
| Display colors | 16M | |||
| Screen size | 4" inch | 4.7" inch | ||
| Screen area | 45.5 cm2 | 59.9 cm2 | ||
| Screen format | 5:3 (height:width) | 16:9 (height:width) | ||
| Screen to body ratio | 56.1% | 60.5% | ||
| Screen resolution | 480 x 800 px | 1080 x 1920 px | ||
| PPI /points per inch/ | 233 PPI | 473 PPI | ||
| Screen protection | Sapphire crystal glass, oleophobic coating | |||
| Camera and Video | Rear camera, main | 3.15 MP, Single | 13 MP, Single | |
| Camera specs | 3.15 MP | 13 MP, Hasselblad certified, AF | ||
| Functions | LED flash | Dual-LED flash | ||
| Video | Yes | Yes | ||
| Front camera, selfie | 1.3 MP, Single | 2.1 MP, Single | ||
| Specifications | 1.3 MP | 2.1 MP | ||
| Performance | Operating system OS | Android 4.4.2 (KitKat) | Android 4.4.2 (KitKat) | |
| Chipset | Spreadtrum SC7715 | Qualcomm Snapdragon 801 (28 nm) | ||
| Processor CPU | 1.0 GHz | Quad-core 2.3 GHz Krait 400 | ||
| Graphics processor GPU | Adreno 330 | |||
| External memory | microSD, up to 32 GB | No | ||
| Internal memory | 4 GB, 512 MB RAM | 64 GB, 2 GB RAM | ||
| Antutu 7 score | 37242 | |||
| GeekBench 4 Single Core | 509 | |||
| GeekBench 4 Multi-Core | 887 | |||
| General specs | Release date | 2015, August | 2014, October | |
| Dimensions (HxWxD) | 125 Х 65 Х 10.2 mm | 143.4 Х 69 Х 11.2 mm | ||
| Weight | 113 g | 193 g | ||
| Colors | Black, Light Blue, Red, Yellow | Onyx Calf, Lagoon Calf, Blush Calf, Caviar Karung, Tangerine Karung, Raspberry Ostrich, Cognac Ostrich | ||
| Battery | 1400 mAh, Li-Ion | 2275 mAh, Non-removable Li-Ion | ||
| Approximate price | 5440 EUR | |||
| Battery life | Stand by time- Up to 380 h (3G) Talking time- Up to 15 h 30 min (3G) | |||
| Communication and Connectivity | SIM card | Dual SIM | Nano-SIM | |
| Network | Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2 | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1700 / 1900 / 2100 -4G - LTE band 1(2100), 5(850), 7(2600), 8(900), 17(700), 20(800), 25(1900) | ||
| Speed | HSPA | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps | ||
| GPRS | Yes | Yes | ||
| Edge | Yes | Yes | ||
| Wi-Fi | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | ||
| GPS | A-GPS | Yes, with A-GPS, GLONASS | ||
| NFC | Yes | |||
| USB | microUSB 2.0 | microUSB 2.0, USB Host | ||
| Bluetooth | 2.0 | 4.0, A2DP, aptX, LE | ||
| Harmful irradiation | SAR EU - 0.38 W/kg (head) 0.68 W/kg (body) | |||
| Music and Audio | Radio | FM radio | No | |
| Headphone jack | Yes | Yes | ||
| Others | Dolby Digital Plus audio enhancement -Active noise cancellation with dedicated mic | |||
| Other features | Dop | Sensors Accelerometer | Sensors Accelerometer, gyro, proximity, compass - Qi wireless charging - Titanium body (forged grade 5) and luxurious calf leather covered rear panel | |
