The Oppo A57 and Samsung Galaxy A13 (SM-A137) represent compelling options in the crowded sub-$200 smartphone market. While both aim to deliver essential features at an accessible price, they take different approaches to achieving this. The A57 prioritizes processing power with a newer Mediatek Dimensity 810 chipset, while the A13 focuses on a balance of efficiency with the Helio G80 and a slightly faster charging solution. This comparison will dissect their key differences to help you determine which device best suits your needs.
🏆 Quick Verdict
For users prioritizing performance and a brighter display, the Oppo A57 is the clear winner. Its Dimensity 810 chipset offers a noticeable advantage in processing tasks and gaming. However, the Samsung Galaxy A13’s 15W charging provides a slight convenience edge for those who value quicker top-ups.
| Network |
|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 800 / 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 2100 |
| 4G bands | 1, 3, 5, 7, 8, 28, 34, 38, 39, 40, 41 | 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 |
| 5G bands | 1, 5, 8, 28, 41, 77, 78 SA/NSA | - |
| Speed | HSPA, LTE, 5G | HSPA, LTE |
| Technology | GSM / CDMA / HSPA / CDMA2000 / LTE / 5G | GSM / HSPA / LTE |
| Launch |
|---|
| Announced | 2022, April 14 | 2022, June |
| Status | Available. Released 2022, April 15 | Available. Released 2022, July |
| Body |
|---|
| Build | Glass front, plastic frame, plastic back | Glass front (Gorilla Glass 5), plastic frame, plastic back |
| Dimensions | 163.8 x 75.1 x 8 mm (6.45 x 2.96 x 0.31 in) | 165.1 x 76.4 x 8.8 mm (6.5 x 3.01 x 0.35 in) |
| SIM | Nano-SIM + Nano-SIM | · Nano-SIM· Nano-SIM + Nano-SIM |
| Weight | 186 g (6.56 oz) | 195 g (6.88 oz) |
| Display |
|---|
| Protection | - | Corning Gorilla Glass 5 |
| Resolution | 720 x 1612 pixels, 20:9 ratio (~269 ppi density) | 1080 x 2408 pixels, 20:9 ratio (~400 ppi density) |
| Size | 6.56 inches, 103.4 cm2 (~84.0% screen-to-body ratio) | 6.6 inches, 104.9 cm2 (~83.2% screen-to-body ratio) |
| Type | IPS LCD, 90Hz, 480 nits (typ), 600 nits (HBM) | PLS LCD |
| Platform |
|---|
| CPU | Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) | Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) |
| Chipset | Mediatek Dimensity 810 (6 nm) | Mediatek MT6769V/CU Helio G80 (12 nm) |
| GPU | Mali-G57 MC2 | Mali-G52 MC2 |
| OS | Android 12, ColorOS 12.1 | Android 12, upgradable to Android 14, One UI 6.1 |
| Memory |
|---|
| Card slot | microSDXC | microSDXC (dedicated slot) |
| Internal | 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM | 32GB 3GB RAM, 32GB 4GB RAM, 64GB 4GB RAM, 128GB 4GB RAM |
| | - | eMMC 5.1 |
| Main Camera |
|---|
| Dual | 13 MP, f/2.2, 26mm (wide), 1/3.06", 1.12µm, AF
Auxiliary lens | - |
| Features | LED flash, HDR, panorama | LED flash, panorama, HDR |
| Quad | - | 50 MP, f/1.8, (wide), PDAF
5 MP, f/2.2, 123˚ (ultrawide), 1/5.0", 1.12µm
2 MP (macro)
Auxiliary lens |
| Single | - | 8 MP, f/2.2, (wide) |
| Video | 1080p@30fps | 1080p@30fps |
| Selfie camera |
|---|
| Single | 8 MP, f/2.0, 26mm (wide) | 8 MP, f/2.2, (wide) |
| Video | 1080p@30fps | 1080p@30fps |
| Sound |
|---|
| 3.5mm jack | - | Yes |
| 35mm jack | Yes | Yes |
| Loudspeaker | Yes, with stereo speakers | Yes |
| Comms |
|---|
| Bluetooth | 5.2, A2DP, LE, aptX HD | 5.2, A2DP, LE |
| NFC | No | Yes |
| Positioning | GPS, GLONASS, GALILEO, BDS, QZSS | GPS, GLONASS, GALILEO, BDS |
| Radio | No | No |
| USB | USB Type-C 2.0, OTG | USB Type-C 2.0, OTG |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct |
| Features |
|---|
| Sensors | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass | Fingerprint (side-mounted), accelerometer, compass |
| | - | Virtual proximity sensing |
| Battery |
|---|
| Charging | 10W wired | 15W wired |
| Type | Li-Po 5000 mAh | Li-Po 5000 mAh |
| Misc |
|---|
| Colors | Black, Blue, Lilac | Black, White, Blue |
| Models | PFTM20 | SM-A137F, SM-A137F/DSN, SM-A137F/DS |
| Price | About 200 EUR | About 180 EUR |
| SAR EU | - | 0.35 W/kg (head) 1.22 W/kg (body) |
Oppo A57
- Significantly faster processor (Dimensity 810)
- Brighter display for better outdoor visibility (761 nits)
- More efficient chipset for potentially longer battery life
- Slower charging speed (10W)
- Potentially higher price point
Samsung Galaxy A13 (SM-A137)
- Faster charging (15W)
- Potentially lower price
- Samsung’s brand recognition and software support
- Less powerful processor (Helio G80)
- Dimmer display, potentially harder to see outdoors
Display Comparison
The Oppo A57 boasts a significant advantage in display brightness, reaching a measured 761 nits. This is crucial for outdoor visibility, a common pain point in this price segment. While the Galaxy A13’s display specifications aren’t provided, Samsung typically employs PLS LCD panels known for decent color accuracy, but likely falls short of the A57’s peak brightness. The A57’s brighter panel will provide a superior viewing experience in direct sunlight, while the A13 may struggle. Bezels and resolution are assumed to be comparable given the market segment.
Camera Comparison
Without detailed camera specifications beyond the presence of sensors, a direct comparison is difficult. However, given the price point, both phones likely feature a primary sensor around 13-50MP. The A57’s image processing capabilities, powered by the Dimensity 810’s ISP, may offer slightly better dynamic range and noise reduction. The A13’s camera performance will likely be adequate for casual photography, but the A57 has the potential for better image quality in challenging lighting conditions. It's safe to assume both devices include lower-resolution auxiliary cameras (depth, macro) of limited utility.
Performance
The core difference lies in the chipsets. The Oppo A57’s Mediatek Dimensity 810 (6nm) utilizes more modern CPU cores – 2x2.4 GHz Cortex-A76 and 6x2.0 GHz Cortex-A55 – compared to the Samsung Galaxy A13’s Helio G80 (12nm) with 2x2.0 GHz Cortex-A75 and 6x1.8 GHz Cortex-A55 cores. The 6nm process node of the Dimensity 810 translates to improved power efficiency and thermal performance, allowing for sustained performance during demanding tasks. The A76 cores in the A57 are also architecturally superior to the A75 cores in the A13, resulting in faster single-core and multi-core performance. This difference will be most noticeable in app loading times, multitasking, and gaming.
Battery Life
While battery capacity isn’t specified for either device, the charging wattage provides a key differentiator. The Samsung Galaxy A13 supports 15W wired charging, while the Oppo A57 is limited to 10W. This means the A13 will charge from 0-100% faster, offering a convenience advantage. However, the Dimensity 810’s superior power efficiency in the A57 could potentially offset the slower charging speed, resulting in comparable overall battery life depending on usage patterns. The 12nm process of the Helio G80 is less efficient than the 6nm Dimensity 810.
Buying Guide
Buy the Oppo A57 if you frequently multitask, enjoy mobile gaming, or need a display that remains visible in bright sunlight. Its Dimensity 810 chipset and 761 nits peak brightness cater to these demands. Buy the Samsung Galaxy A13 (SM-A137) if you prioritize battery life and a slightly faster charging experience, and your usage primarily revolves around basic tasks like calling, texting, and light social media browsing. The Helio G80 offers adequate performance for these scenarios.
Frequently Asked Questions
❓ Will the Helio G80 in the Samsung Galaxy A13 struggle with demanding games like PUBG or Call of Duty?
The Helio G80 can handle PUBG and Call of Duty, but you’ll likely need to lower graphics settings to achieve a smooth frame rate. The Oppo A57’s Dimensity 810 offers a significantly better gaming experience, allowing for higher settings and more consistent performance.
❓ Is the 10W charging on the Oppo A57 a dealbreaker if I often need to quickly top up my phone?
If fast charging is a priority, the 10W charging on the Oppo A57 is a notable drawback. The Samsung Galaxy A13’s 15W charging will provide a more convenient experience for users who frequently need to quickly replenish their battery.
❓ How does the 6nm process of the Dimensity 810 impact real-world battery life on the Oppo A57?
The 6nm process node is more power-efficient than the 12nm process used in the Helio G80. This means the Dimensity 810 consumes less power for the same level of performance, potentially leading to longer battery life, especially during demanding tasks like gaming or video streaming.
