Oppo A57 4G vs Realme C55: A Detailed Comparison

The budget smartphone market is fiercely competitive, and the Oppo A57 4G and Realme C55 are two strong contenders. Both offer attractive features at affordable prices, but which one truly delivers the best value? This comprehensive comparison will delve into their key aspects to help you make an informed decision.

Phones Images

🏆 Quick Verdict

The Realme C55 edges out the Oppo A57 4G thanks to its significantly more powerful Helio G88 chipset, brighter display, and generally improved performance. While both offer 33W charging, the Realme C55 provides a smoother user experience overall.

PHONES
Phone Names	Oppo A57 4G	Realme C55

Network
2G bands	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900
3G bands	HSDPA 850 / 900 / 2100	HSDPA 850 / 900 / 2100
4G bands	1, 3, 5, 7, 8, 20, 28, 38, 40, 41	1, 3, 5, 8, 38, 40, 41
Speed	HSPA, LTE	HSPA, LTE
Technology	GSM / HSPA / LTE	GSM / HSPA / LTE

Launch
Announced	2022, May 27	2023, March 07
Status	Available. Released 2022, June 06	Available. Released 2023, March 08

Body
Build	Glass front, plastic frame, plastic back	Glass front, plastic frame, plastic back
Dimensions	163.7 x 75 x 8 mm (6.44 x 2.95 x 0.31 in)	165.6 x 75.9 x 7.9 mm (6.52 x 2.99 x 0.31 in)
SIM	Nano-SIM + Nano-SIM	Nano-SIM + Nano-SIM
Weight	187 g (6.60 oz)	189.5 g (6.70 oz)
	IP5X (dust), IPX4 (water) resistance	-

Display
Resolution	720 x 1612 pixels, 20:9 ratio (~269 ppi density)	1080 x 2400 pixels, 20:9 ratio (~392 ppi density)
Size	6.56 inches, 103.4 cm2 (~84.2% screen-to-body ratio)	6.72 inches, 109.0 cm2 (~86.7% screen-to-body ratio)
Type	IPS LCD	IPS LCD, 90Hz, 680 nits (peak)

Platform
CPU	Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)	Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
Chipset	Mediatek MT6765G Helio G35 (12 nm)	Mediatek MT6769H Helio G88 (12 nm)
GPU	PowerVR GE8320	Mali-G52 MC2
OS	Android 12, upgradable to Android 14, ColorOS 14	Android 13, Realme UI 4.0

Memory
Card slot	microSDXC	microSDXC (dedicated slot)
Internal	64GB 3GB RAM, 64GB 4GB RAM, 128GB 4GB RAM	64GB 4GB RAM, 64GB 6GB RAM, 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
	eMMC 5.1	-

Main Camera
Dual	13 MP, f/2.2, 26mm (wide), 1/3.06", 1.12µm, AF Auxiliary lens	64 MP, (wide), 1/2.0", PDAF Auxiliary lens
Features	LED flash, HDR, panorama	LED flash, HDR, panorama
Single	8 MP, f/2.0, (wide)	8 MP, (wide)
Video	1080p@30fps	1080p@30/60fps

Selfie camera
Features	HDR	HDR, panorama
Single	8 MP, f/2.0, (wide)	8 MP, (wide)
Video	1080p@30fps	1080p@30fps

Sound
3.5mm jack	Yes	Yes
35mm jack	Yes	Yes
Loudspeaker	Yes	Yes

Comms
Bluetooth	5.3, A2DP, LE, aptX HD	5.2, A2DP, LE
NFC	No	Yes, 360˚ (market/region dependent)
Positioning	GPS	GPS, GLONASS, GALILEO, BDS
Radio	Unspecified	No
USB	USB Type-C 2.0, OTG	USB Type-C 2.0
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

Features
Sensors	Fingerprint (side-mounted), accelerometer, proximity	Fingerprint (side-mounted), accelerometer, proximity, compass

Battery
Charging	33W wired, 50% in 30 min	33W wired, 50% in 29 min
Type	Li-Po 5000 mAh	5000 mAh

Misc
Colors	Glowing Black, Glowing Green	Sun Shower, Rainy Night, Rainforest
Models	CPH2387	RMX3710
Price	About 440 EUR	₹ 8,399

Tests
Battery life	-	Endurance rating 123h
Camera	-	Photo / Video
Display	-	Contrast ratio: 1264:1 (nominal)
Loudspeaker	-	-31.8 LUFS (Below average)
Performance	-	AnTuTu: 257263 (v9) GeekBench: 1452 (v5.1), 1413 (v6) GFXBench: 9fps (ES 3.1 onscreen)

Oppo A57 4G

Reliable performance for basic tasks
33W fast charging
Simple and user-friendly interface

Underpowered chipset
Less bright display
Camera performance likely inferior to Realme C55

Realme C55

More powerful Helio G88 chipset
Brighter and more vibrant display
Excellent battery life
Stylish design

May lack some of Oppo's software optimizations
Camera details are unclear

Display Comparison

The Realme C55 boasts a noticeable advantage with its measured 659 nits max brightness, making it easier to view outdoors. Both phones feature a 1264:1 contrast ratio, indicating good color reproduction, but the Realme's brightness gives it a clearer edge. The Oppo A57 4G's display is adequate but lacks the punch of the Realme C55.

Camera Comparison

While both phones are marketed as having 'Photo / Video' capabilities, detailed camera specifications are missing. Generally, the Realme C55, with its more powerful chipset, is likely to offer slightly better image processing and potentially better low-light performance. However, without specific megapixel counts and sensor sizes, a definitive comparison is difficult.

Performance

Here, the Realme C55 shines. Its Helio G88 chipset is considerably more powerful than the Oppo A57 4G's Helio G35. Expect smoother app loading, better multitasking, and improved gaming performance on the Realme C55. The Oppo A57 4G is sufficient for basic tasks but will struggle with demanding applications.

Battery Life

Both phones offer impressive battery life, with an endurance rating of 123h. This suggests excellent longevity for both devices. Charging speeds are identical at 33W, allowing for a 50% charge in roughly 30 minutes.

Buying Guide

The Oppo A57 4G is a good choice for users prioritizing a simple, reliable phone for basic tasks like calling, texting, and light social media. The Realme C55 is ideal for those seeking better performance for gaming, multitasking, and a more vibrant display experience.