Phone Comparison - Sharp Aquos R Compact vs Oppo A83 vs Oppo A57
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| Price Comparison (India) | - | - | |
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| Manufacturer | Sharp | Oppo | Oppo |
| Announced | October 2017 | December 2017 | April 2022 |
| Status | Coming Soon - October 2017 | Available - December 2017 | Coming Soon - April 2022 |
| Price | - | Rs. 15,990 ($210.00) [Similarly Priced] | - |
| Colors | White, Black, Yellow, Purple | Gold, Black | Black, Blue, Lilac |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
132 x 66 x 9.6 mm (5.2 x 2.6 x 0.38 in) |
150.5 x 73.1 x 7.7 mm (5.93 x 2.88 x 0.3 in) |
163.8 x 75.1 x 8 mm (6.45 x 2.96 x 0.31 in) |
| Weight | 140 g (4.94 oz) | 143 g (5.04 oz) | 186 g (6.56 oz) |
| SIM Type | Hybrid Dual SIM | Dual SIM (Nano-SIM, dual stand-by) | Dual SIM (Nano-SIM, dual stand-by) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA2000 1xEV-DO |
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA2000 1x |
| 3G Network | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 |
HSDPA 850 / 900 / 1900 / 2100 | HSDPA 800 / 850 / 900 / 1900 / 2100 |
| 4G Network | LTE | LTE | 1, 3, 5, 7, 8, 28, 34, 38, 39, 40, 41 |
| 5G Network | - | - | 1, 5, 8, 28, 41, 77, 78 SA/NSA |
| Messaging | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, Push Mail, EMail | |
| Build Features | - Fingerprint Sensor - Dust and water resistant (IP6X and IPX5/ IPX8) |
- | - Fingerprint Sensor (side-mounted) |
| Notification LED | No | No | - |
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| OS | Android OS, v8.0 (Oreo) | Android 7.1 (Nougat) | Android 12 |
| User Interface | - | ColorOS | ColorOS 12.1 |
| Processor | Quad 2.2GHz Kryo 260 + Quad 1.8GHz Kryo 260 CPU, Qualcomm MSM8956 Plus Snapdragon 660 | Octa-core 2.5 GHz Cortex-A53, Mediatek MT6763T Helio P23 | Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55), MediaTek MT6833P Dimensity 810 5G (6 nm) |
| GPU | Adreno 512 | Mali-G71 MP2 | Mali-G57 MC2 |
| RAM | 3 GB | 4 GB | 8 GB |
| Internal Memory | 32 GB | 32 GB | 128 GB |
| External Memory | microSD, up to 256 GB | microSD, up to 256 GB | microSDXC |
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| Type | IGZO LCD Capacitive Touchscreen, 2.5D Corning Gorilla Glass | IPS LCD Capacitive Touchscreen | HD+ IPS LCD Screen 90Hz Refresh Rate 480 nits (typ), 600 nits (HBM) |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.9 inches | 5.7 inches | 6.56 inches |
| Resolution | 1080 x 2032 pixels (470 ppi) | 720 x 1440 pixels (282 ppi) | 720 x 1612 pixels (269 ppi) |
| Screen-to-Body Ratio | 73.57% | 76.46% | 84.12% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio | No | No |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 16.4 MP | 13 MP | 13 MP + 2 MP |
| Flash | Dual-LED (dual Tone) | LED Flash | LED Flash |
| Features | Phase Detect Autofocus, Contrast based Autofocus, f/2.0 aperture, Geo-tagging, Touch Focus, Face Detection, Panorama, Auto-HDR | Phase Detection Autofocus, f/2.2, Geo-tagging, Touch Focus, Face Detection, HDR, Panorama | 13 MP, f/2.2, 26mm (wide), 1/3.06", 1.12µm, AF 2 MP, f/2.4, (depth) HDR, Panorama |
| Video | 2160p@30fps | 1080p@30fps | 1080p@30fps |
| Front Camera | 8 MP [Similar] | 8 MP [Similar] |
8 MP, f/2.0, 26mm (wide) 1080p@30fps [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps, EV-DO Rev.A 3.1 Mbps | HSPA, LTE, VoLTE | HSPA 42.2/5.76 Mbps, LTE, 5G |
| Bluetooth | 4.2, A2DP, LE, EDR | 4.2, A2DP, LE | 5.2, A2DP, LE, aptX HD |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, dual-band, WiFi Direct, hotspot | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot |
| USB | Type-C 1.0 reversible connector, USB On-The-Go | microUSB 2.0 | USB Type-C 2.0, USB On-The-Go |
| GPS | Yes, with A-GPS, GLONASS | Yes, with A-GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS, QZSS |
| Browser | HTML5 | HTML5 | Yes |
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| Internal | 32 GB, 3 GB RAM | 32 GB, 4 GB RAM | 128 GB, 8 GB RAM or 128 GB, 6 GB RAM UFS 2.2/2.1 |
| Expandable Storage | microSD, up to 256 GB | microSD, up to 256 GB | microSDXC |
| USB OTG | Supported | Not Supported | Supported |
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| Fingerprint | |
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| Proximity Sensor | |
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| Accelerometer Sensor | |
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| Magnetic-Field Sensor (Compass) | |
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| Gyroscope Sensor | |
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| NFC | |
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| Type | Non-removable Li-Ion Battery | Non-removable Li-Ion Battery | Non-removable Li-Po Battery Fast battery charging |
| Capacity | 2500 mAh | 3180 mAh | 5000 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
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