Oppo A57s




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Released: 2022, September 12
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Operating System: Android 12, ColorOS 12.1
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Display: 6.56" 720x1612 pixels
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Camera: 50MP 1080p
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RAM: 4GB RAM Helio G35
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Battery: 5000mAh Li-Po
Specifications
Prices
Expected price Expected price | 19000 |
Launch
Announced Announced | 2022, August 31 |
Status Status | Available. Released 2022, September 12 |
Network
Technology Technology | GSM / HSPA / LTE |
2G 2G |
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
3G 3G |
HSDPA 850 / 900 / 2100 |
4G 4G |
1, 3, 5, 7, 8, 20, 28, 38, 40, 41 |
Speed Speed | HSPA 42.2/5.76 Mbps, LTE |
GPRS GPRS | |
EDGE EDGE |
Body
Dimensions Dimensions | 163.8 x 75 x 8 mm (6.45 x 2.95 x 0.31 in) |
Weight Weight | 187 g (6.60 oz) |
Build Build | Glass front (Panda Glass), plastic frame, plastic back |
SIM SIM |
Dual SIM (Nano-SIM, dual stand-by) |
Water Resistant | IP5X (dust), IPX4 (water) resistance |
Display
Type Type | IPS LCD capacitive touchscreen, 16M colors |
Size Size | 6.56 inches, 103.4 cm2 (~84.2% screen-to-body ratio) |
Resolution Resolution | 720 x 1612 pixels, 20:9 ratio (~269 ppi density) |
Protection Protection | Panda Glass |
Refresh Rate Refresh Rate | 120Hz |
Features Features | 480 nits (typ), 600 nits (HBM) |
Platform
Operating System OS => Every computer system run on a base software called Operating System (OS). Operating System controls all basic operations of the computer (such as smartphone, PDAs, tablet computers and other handheld devices). The Operating System allows the user to install and run third party applications (apps), apps are used to add new functionality to the device. | Android 12, ColorOS 12.1 |
Chipset Chipset |
MediaTek MT6765G Helio G35 (12 nm) |
CPU CPU |
Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53) |
GPU GPU |
PowerVR GE8320 |
Memory
Card slot Card slot | microSDXC |
Internal Internal | 64/128 GB eMMC 5.1 |
RAM RAM | 4 GB |
Main Camera
Back Back |
50 MP, f/1.8, 27mm (wide), PDAF 2 MP, f/2.4, (depth) |
Features Features | LED flash, HDR, panorama |
Video Video |
1080p@30fps |
Selfie camera
Front Front |
8 MP, f/2.0, 26mm (wide) |
Features Features | Panorama |
Video Video |
1080p@30fps |
Sound
Alert Types | Vibration, MP3, WAV ringtones |
Loudspeaker | Yes, with stereo speakers |
3.5 mm jack 3.5 mm jack | Yes |
Connectivity
WLAN WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot |
Bluetooth Bluetooth is a wireless communications technology for exchanging data between mobile phones, headsets, computers and other network devices over short distances without wires, Bluetooth technology was primarily designed to support simple wireless networking of personal consumer devices. | 5.3, A2DP, LE, aptX HD |
GPS GPS The Global Positioning System is a satellite-based radio navigation system, GPS permits users to determine their position, velocity and the time 24 hours a day, in all weather, anywhere in the world, In order to locate your position, your device or GPS receiver must have a clear view of the sky. | Yes, with A-GPS, GLONASS, BDS, GALILEO, QZSS |
NFC NFC (Near field communication) is a set of standards for smartphones and similar devices to establish peer-to-peer radio communications with each other by touching them together or bringing them into proximity, usually no more than a few inches. | |
FM Radio | No |
USB | USB Type-C 2.0, USB On-The-Go |
Infrared port Infrared connectivity is an old wireless technology used to connect two electronic devices. It uses a beam of infrared light to transmit information and so requires direct line of sight and operates only at close range. |
Features
Sensors Sensors are electronic components that detects and responds to some type of input from the physical environment. The specific input could be light, heat, motion, moisture, pressure and location, The output is generally a signal that is converted to use in computing systems, a location sensor, such as a GPS receiver is able to detect current location of your electronic device. |
Fingerprint (side-mounted), accelerometer, proximity, compass |
Messaging Messaging | SMS(threaded view), MMS, Email, IM |
Browser Web Browser => a web browser is a software application used to locate, retrieve and display content on the World Wide Web, including Web pages, images, video and other files, The primary function of a web browser is to render HTML, the code used to design or markup webpages. | HTML5 |
Java Support Java for Mobile Devices is a set of technologies that let developers deliver applications and services to all types of mobile handsets, ranging from price efficient feature-phones to the latest smartphones. Java is currently running on over 3 billion phones worldwide, and growing. It offers unrivaled potential for the distribution and monetization of mobile applications. |
Battery
Battery Type Battery Type => Cell phones run on various kinds of batteries depending on the manufacturer, phone size or shape and features. There are basically four types of cell phone batteries => Lithium Polymer, Lithium Ion, Nickel Metal Hydride and Nickel Cadmium. | Non-removable Li-Po |
Capacity Battery Capacity is a measure (typically in Amp-hr) of the charge stored by the battery, and is determined by the mass of active material contained in the battery. The battery capacity represents the maximum amount of energy that can be extracted from the battery under certain conditions. | 5000 mAh |
Charging Wireless Charging (Inductive Charging) uses an electromagnetic field to transfer energy between two objects. This is usually done with a charging station. Energy is sent through an inductive coupling to an electrical device, which can then use that energy to charge batteries or run the device. |
Fast charging 33W, 100% in 69 min (advertised) |
Fast Charging Fast Charging | Yes |
More
Made by Made by | China |
Colors |
Starry Black, Sky Blue |

Oppo A57s Price In Bangladesh 2025 & Full Specs
1. Oppo A57s Price in Bangladesh
The Oppo A57s is currently available in Bangladesh at around ৳18,000 to ৳20,000 depending on RAM and storage configurations. For its price point, the phone sits in the budget-to-lower-midrange segment, making it a strong contender for students, casual users, and those looking for a stylish yet reliable smartphone without breaking the bank.
When compared with other smartphones in this range, the Oppo A57s price in Bangladesh offers excellent value given its sleek design, dual stereo speakers, strong battery performance, and decent cameras.
2. Introduction & Market Position
The Oppo A57s was launched as part of Oppo’s A-series, which is widely known for affordability, long-lasting battery life, and stylish designs. While it is not positioned as a flagship or performance powerhouse, the phone delivers balanced features for everyday users who want:
- A reliable phone for calls, messaging, and social media.
- Good camera quality for casual photography.
- A large battery with fast charging.
- A trendy design that feels premium despite being budget-friendly.
In Bangladesh, where price sensitivity is high, the Oppo A57s is directly competing with phones like Realme C35, Xiaomi Redmi 10, Samsung Galaxy A13, and Vivo Y21.
3. Design & Build Quality
Design is one of Oppo’s strongest areas, and even budget devices like the Oppo A57s reflect that focus.
- Dimensions & Weight: At 163.8 × 75.1 × 8 mm and weighing around 187 grams, the phone feels light and slim in hand.
- Material: The back panel has a premium matte finish, resistant to fingerprints and smudges.
- Colors: Available mainly in Glowing Black and Glowing Green, both look stylish under different lighting conditions thanks to Oppo’s Glow Design technology.
- Frame & Grip: Flat edges give it a modern iPhone-like appeal while also improving grip.
- Fingerprint & Face Unlock: The side-mounted fingerprint scanner is fast and accurate, and face unlock adds extra convenience.
Verdict: Considering the Oppo A57s price in Bangladesh, the design looks more premium than what you usually expect from a budget phone.
4. Display Quality
The Oppo A57s sports a 6.56-inch IPS LCD display.
- Resolution: HD+ (720 × 1612 pixels).
- Brightness: 600 nits peak brightness, which makes it usable under sunlight.
- Color Reproduction: Supports 16.7 million colors with decent saturation and contrast for an IPS panel.
- Refresh Rate: Standard 60 Hz, which may feel less smooth compared to 90 Hz displays offered by some competitors.
For daily activities such as watching YouTube, browsing Facebook, or casual gaming, the display is more than sufficient.
Verdict: While not AMOLED, the display is sharp, vibrant, and practical for its price.
5. Performance & Hardware
The Oppo A57s is not built as a performance beast but rather for smooth daily use.
- Processor: MediaTek Helio G35 (octa-core, up to 2.3 GHz).
- GPU: PowerVR GE8320.
- RAM & Storage:
- 4 GB RAM + 64 GB storage (expandable up to 1 TB via microSD).
- RAM Expansion feature allows using storage as virtual RAM.
- Operating Performance:
- Apps like Facebook, WhatsApp, TikTok, and YouTube run smoothly.
- Gaming is possible for lighter titles like Free Fire or Subway Surfers. PUBG Mobile and Call of Duty can run on low settings but with occasional frame drops.
Verdict: Suitable for students, casual users, and light gamers. Power users may prefer higher-end Oppo or Realme devices.
6. Camera Quality
Oppo has always emphasized camera performance, even in budget phones, and the Oppo A57s delivers decent results.
Rear Cameras:
- 50 MP main sensor (f/1.8, PDAF) – Captures sharp, bright images in daylight.
- 2 MP depth sensor (f/2.4) – Used for portrait shots with bokeh effect.
Front Camera:
- 8 MP (f/2.0) – Good for selfies, video calls, and social media uploads.
Camera Features:
- Night mode, Portrait mode, HDR, AI Beautification, and Panorama.
- Video Recording: Up to 1080p at 30 fps (both front and rear).
Real-Life Camera Experience:
- Daylight: Crisp images with good color accuracy.
- Low Light: Noise is visible but night mode helps.
- Selfies: Bright and well-processed for social media.
- Portraits: Decent edge detection, though sometimes background blur looks artificial.
Verdict: For the Oppo A57s price in Bangladesh, the 50 MP camera is a strong selling point, offering better photography than many competitors in this range.
7. Battery & Charging
Battery life is where the Oppo A57s shines brightest.
- Capacity: 5,000 mAh battery.
- Charging Speed: 33 W SuperVOOC charging.
- Charging Time: 50% charge in around 30 minutes, full charge in about 70 minutes.
Usage in Real Life:
- 1.5 days of heavy use with social media, calls, and moderate gaming.
- Up to 2 days with lighter use.
Verdict: Long-lasting battery + fast charging makes it one of the best budget devices in Bangladesh for users who hate charging frequently.
8. Software & User Experience
- OS: Android 12.
- Custom Skin: ColorOS 12.1.
- Features:
- FlexDrop (multi-window multitasking).
- Three-finger screenshot.
- Smart Sidebar for quick access.
- Dark Mode and Eye Comfort mode.
While ColorOS includes some bloatware, most apps can be removed. The system feels smooth with nice animations and customization options.
9. Connectivity & Multimedia
- SIM: Dual SIM (Nano-SIM).
- Network: 4G LTE supported.
- Wi-Fi: Dual-band Wi-Fi for faster browsing.
- Bluetooth: Version 5.3 ensures stable connection with accessories.
- Audio: Dual stereo speakers with Dirac 3.0 technology provide loud and clear sound.
- Ports: USB Type-C and a 3.5mm headphone jack (rare but welcome at this price).
10. Oppo A57s vs Competitors in Bangladesh
- Vs Xiaomi Redmi 10: Oppo A57s has better design and faster charging, while Redmi 10 has a sharper Full HD display.
- Vs Realme C35: Oppo A57s has stereo speakers and faster charging; Realme C35 has a slightly better performance chip.
- Vs Samsung Galaxy A13: Oppo A57s charges faster and has stereo speakers, while Galaxy A13 has a better software update promise.
11. Pros & Cons
✅ Pros
- Stylish premium-looking design.
- 50 MP AI camera with good daylight performance.
- 5,000 mAh battery with 33 W fast charging.
- Stereo speakers for great audio experience.
- Lightweight and slim design.
- Expandable storage up to 1 TB.
- Side-mounted fingerprint scanner for quick unlock.
❌ Cons
- Display resolution only HD+, not Full HD.
- Processor is not powerful for heavy gaming.
- No high refresh rate (only 60 Hz).
- Night photography could be better.
- Plastic frame and back (though feels premium).

12. Who Should Buy the Oppo A57s?
The Oppo A57s is perfect for:
- Students who want a stylish phone for classes, social media, and casual gaming.
- Casual Users looking for long battery life and smooth everyday use.
- Music & Video Lovers who want stereo speakers and immersive entertainment.
- Budget Buyers who want Oppo’s reliability and after-sales support.
Not ideal for heavy gamers or those seeking flagship performance.
13. Final Verdict
At a price of around ৳18,000 to ৳20,000, the Oppo A57s is one of the most balanced budget smartphones in Bangladesh. It does not try to be a gaming beast but instead focuses on what most users want:
- Stylish looks.
- Strong battery.
- Fast charging.
- Stereo sound.
- Decent cameras.
The Oppo A57s delivers in all these areas, making it one of the best value-for-money phones in the Bangladeshi budget market.
⭐ Final Rating: 8.5/10
The Oppo A57s deserves praise for combining design, battery, and camera strength at an affordable price. If you’re looking for a reliable everyday smartphone under ৳20,000, this is a solid choice.
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