Here you can compare the Samsung Galaxy A51 & Oppo A9 (2020) key specifications, general features, display details, front & rear camera features, software & connectivity information all in seven available visualizations depending on your taste. Comparing Samsung Galaxy A51 vs Oppo A9 (2020) on A2zmobileprices, allow you to find out smartphone latest specs, scores and amazing features. A2zmobileprices Comparison feature allows you understand how Samsung Galaxy A51 stands against Oppo A9 (2020) and which one best fits to your requirements. The current lowest price of Samsung Galaxy A51 is Rs. 49,999 and for Oppo A9 (2020) is Rs. 37,999 in Pakistan. The specifications and price details of both smartphones were last updated on 06-06-2025.
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| key specs | ||||
| Display | 6.5" | 6.5" | ||
| Processor | Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53) | Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver) | ||
| Front Camera | 48 MP | 48 MP | ||
| Rear Camera | ||||
| RAM | 4/6 GB | 4/8 GB | ||
| Storage | 64GB/128GB stor | 128GB storage, | ||
| Battery Capacity | 4000 | 5000 | ||
| OS | Android 10.0; One UI 2 | Android 9.0 (Pie); ColorOS 6.1 | ||
| Resolution | 1080 x 2400 pixels, 20:9 ratio (~405 ppi density) | 720 x 1600 pixels, 20:9 ratio (~270 ppi density) | ||
| general | ||||
| Brand | ||||
| Model | ||||
| Release date | 2019, December | 2019, September | ||
| Battery capacity (mAh) | 4000 | 5000 | ||
| Dimensions (mm) | 158.5 x 73.6 x 7.9 mm (6.24 x 2.90 x 0.31 in) | 163.6 x 75.6 x 9.1 mm (6.44 x 2.98 x 0.36 in) | ||
| Weight (g) | 172 g (6.07 oz) | 195 g (6.88 oz) | ||
| Colours | Prism, Crush Black, White, Blue, Pink | Marine Green, Space Purple, Vanilla Mint | ||
| display | ||||
| Screen size (inches) | 6.5" | 6.5" | ||
| Resolution | 1080 x 2400 pixels, 20:9 ratio (~405 ppi density) | 720 x 1600 pixels, 20:9 ratio (~270 ppi density) | ||
| Protection type | Corning Gorilla Glass 3 | |||
| hardware | ||||
| Processor | Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53) | Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver) | ||
| RAM | 4/6 GB | 4/8 GB | ||
| Internal storage | 64GB/128GB stor | 128GB storage, | ||
| Expandable storage | microSD, up to 1 TB (dedicated slot) | microSD, up to 256 GB (dedicated slot) | ||
| camera | ||||
| Rear camera | 48 MP | 48 MP | ||
| Front camera | ||||
| software | ||||
| Operating system | Android 10.0; One UI 2 | Android 9.0 (Pie); ColorOS 6.1 | ||
| connectivity | ||||
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | ||
| Bluetooth | 5.0, A2DP, LE | 5.0, A2DP, LE | ||
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS | Yes, with A-GPS, GLONASS, GALILEO, BDS | ||
| USB OTG | 2.0, Type-C 1.0 reversible connector, USB On-The-Go | microUSB 2.0, USB On-The-Go | ||
| FM | FM radio | FM radio | ||
| NFC | Yes | |||
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| Display | |||
| 6.5" | 6.5" | ||
| Processor | |||
| Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53) | Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver) | ||
| Front Camera | |||
| 48 MP | 48 MP | ||
| Rear Camera | |||
| RAM | |||
| 4/6 GB | 4/8 GB | ||
| Storage | |||
| 64GB/128GB stor | 128GB storage, | ||
| Battery Capacity | |||
| 4000 | 5000 | ||
| OS | |||
| Android 10.0; One UI 2 | Android 9.0 (Pie); ColorOS 6.1 | ||
| Resolution | |||
| 1080 x 2400 pixels, 20:9 ratio (~405 ppi density) | 720 x 1600 pixels, 20:9 ratio (~270 ppi density) | ||
| Brand | |||
| Model | |||
| Release date | |||
| 2019, December | 2019, September | ||
| Battery capacity (mAh) | |||
| 4000 | 5000 | ||
| Dimensions (mm) | |||
| 158.5 x 73.6 x 7.9 mm (6.24 x 2.90 x 0.31 in) | 163.6 x 75.6 x 9.1 mm (6.44 x 2.98 x 0.36 in) | ||
| Weight (g) | |||
| 172 g (6.07 oz) | 195 g (6.88 oz) | ||
| Colours | |||
| Prism, Crush Black, White, Blue, Pink | Marine Green, Space Purple, Vanilla Mint | ||
| Screen size (inches) | |||
| 6.5" | 6.5" | ||
| Resolution | |||
| 1080 x 2400 pixels, 20:9 ratio (~405 ppi density) | 720 x 1600 pixels, 20:9 ratio (~270 ppi density) | ||
| Protection type | |||
| Corning Gorilla Glass 3 | |||
| Processor | |||
| Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53) | Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver) | ||
| RAM | |||
| 4/6 GB | 4/8 GB | ||
| Internal storage | |||
| 64GB/128GB stor | 128GB storage, | ||
| Expandable storage | |||
| microSD, up to 1 TB (dedicated slot) | microSD, up to 256 GB (dedicated slot) | ||
| Rear camera | |||
| 48 MP | 48 MP | ||
| Front camera | |||
| Operating system | |||
| Android 10.0; One UI 2 | Android 9.0 (Pie); ColorOS 6.1 | ||
| WLAN | |||
| Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | ||
| Bluetooth | |||
| 5.0, A2DP, LE | 5.0, A2DP, LE | ||
| GPS | |||
| Yes, with A-GPS, GLONASS, GALILEO, BDS | Yes, with A-GPS, GLONASS, GALILEO, BDS | ||
| USB OTG | |||
| 2.0, Type-C 1.0 reversible connector, USB On-The-Go | microUSB 2.0, USB On-The-Go | ||
| FM | |||
| FM radio | FM radio | ||
| NFC | |||
| Yes | |||