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Brief information about compared phones: Celkon A99 , Sharp R1SCelkon A99 2012 year of release. cpu 650 MHz. screen 4". with resolution 320x480. Smartphone has 0 megapixel front camera and 3 megapixel main camera . Sharp R1S 2018 year of release. cpu Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53). screen 5.5". with resolution 720x1280. Smartphone has 5 megapixel front camera and 13 megapixel main camera . |
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| Display | Technology | TFT | IPS LCD | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | ||
| Display colors | 256K | 16M | ||
| Screen size | 4" inch | 5.5" inch | ||
| Screen area | 47.6 cm2 | 83.4 cm2 | ||
| Screen format | 3:2 (height:width) | 16:9 (height:width) | ||
| Screen to body ratio | 61.3% | % | ||
| Screen resolution | 320 x 480 px | 720 x 1280 px | ||
| PPI /points per inch/ | 144 PPI | 267 PPI | ||
| Camera and Video | Rear camera, main | 3.15 MP, Single | 13 MP, Dual | |
| Camera specs | 3.15 MP | 13 MP, f/2.0, AF -5 MP, depth sensor | ||
| Functions | Dual-LED dual-tone flash, panorama, HDR | |||
| Video | Yes | 1080p@30fps | ||
| Front camera, selfie | 0.3 MP, Single | 5 MP, Single | ||
| Specifications | 5 MP, f/2.4 | |||
| Performance | Operating system OS | Android 2.3.5 (Gingerbread) | Android 7.0 (Nougat) | |
| Chipset | Mediatek MT6750 (28 nm) | |||
| Processor CPU | 650 MHz | Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53) | ||
| Graphics processor GPU | Mali-T860MP2 | |||
| External memory | microSD, up to 32 GB (dedicated slot) | microSD, up to 128 GB (uses SIM 2 slot) | ||
| Internal memory | 32 GB, 3 GB RAM | |||
| Antutu 7 score | 48572 | |||
| General specs | Release date | 2012 | 2018, February | |
| Dimensions (HxWxD) | 121.4 Х 64 Х 11.3 mm | Х Х mm | ||
| Weight | 120 g | 0 g | ||
| Colors | Black | Black | ||
| Battery | 1200 mAh, Li-Ion | 5000 mAh, Non-removable Li-Ion | ||
| Approximate price | 170 EUR | |||
| Battery life | Stand by time- Up to 400 h Talking time- Up to 3 h | |||
| Communication and Connectivity | SIM card | Dual SIM (Mini-SIM) | Hybrid Dual SIM (Nano-SIM, dual stand-by) | |
| Network | Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 40(2300) | ||
| Speed | HSPA | HSPA, LTE | ||
| GPRS | Yes | Yes | ||
| Edge | Yes | Yes | ||
| Wi-Fi | Wi-Fi 802.11 b/g, hotspot | Wi-Fi 802.11 b/g/n, hotspot | ||
| GPS | Yes, with A-GPS | Yes, with A-GPS | ||
| NFC | ||||
| USB | microUSB 2.0 | microUSB 2.0, USB On-The-Go | ||
| Bluetooth | 2.1, A2DP | 4.2, A2DP, LE | ||
| Music and Audio | Radio | Stereo FM radio, RDS, recordin | To be confirmed | |
| Headphone jack | Yes | No | ||
| Others | Active noise cancellation with dedicated mic | |||
| Other features | Dop | Sensors Accelerometer, proximity, compass - MP3/WAV/eAAC player -MP4/H.264 player -Document viewer -Organizer -Voice memo/dial -Predictive text input | Sensors Fingerprint (front-mounted), accelerometer, proximity - Power Bank/Reverse charging - For Indonesia, Vietnam | |
