Oppo A78 vs Oppo A77s: A Detailed Comparison

The Oppo A series consistently delivers affordable smartphones packed with features. Two contenders vying for your attention are the Oppo A78 and the Oppo A77s. But which one offers the best value? This comprehensive comparison will delve into their specs, performance, and more to help you decide.

Phones Images

🏆 Quick Verdict

The Oppo A78 edges out the A77s thanks to its slightly faster chipset and quicker charging. While both are solid budget options, the A78's Dimensity 700 provides a noticeable performance boost, making it the preferred choice for most users.

PHONES
Phone Names	Oppo A78	Oppo A77s

Network
2G bands	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900
3G bands	HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100	HSDPA 850 / 900 / 2100
4G bands	1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 38, 39, 40, 41, 66	1, 3, 5, 7, 8, 28, 38, 40, 41
5G bands	1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA	-
Speed	HSPA, LTE, 5G	HSPA, LTE
Technology	GSM / HSPA / LTE / 5G	GSM / HSPA / LTE
	IP54	-

Launch
Announced	2023, January 07	2022, October 05
Status	Available. Released 2023, January 07	Available. Released 2022, October 07

Body
Build	-	Glass front, plastic frame, plastic back or eco leather back
Dimensions	163.8 x 75.1 x 8 mm (6.45 x 2.96 x 0.31 in)	163.8 x 75 x 8 mm (6.45 x 2.95 x 0.31 in)
SIM	Nano-SIM + Nano-SIM	Nano-SIM + Nano-SIM
Weight	188 g (6.63 oz)	187 g / 190 g (6.60 oz)
	-	IP54, dust and water resistant

Display
Protection	Panda glass	-
Resolution	720 x 1612 pixels, 20:9 ratio (~269 ppi density)	720 x 1612 pixels, 20:9 ratio (~269 ppi density)
Size	6.56 inches, 103.4 cm2 (~84.0% screen-to-body ratio)	6.56 inches, 103.4 cm2 (~84.2% screen-to-body ratio)
Type	IPS LCD, 90Hz, 480 nits (typ), 600 nits (HBM)	IPS LCD, 90Hz, 480 nits (typ), 600 nits (HBM)

Platform
CPU	Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)	Octa-core (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver)
Chipset	Mediatek Dimensity 700 (7 nm)	Qualcomm SM6225 Snapdragon 680 4G (6 nm)
GPU	Mali-G57 MC2	Adreno 610
OS	Android 12, upgradable to Android 14, ColorOS 14	Android 12, upgradable to Android 14, ColorOS 14

Memory
Card slot	microSDXC	microSDXC
Internal	128GB 4GB RAM, 128GB 8GB RAM, 256GB 8GB RAM	128GB 8GB RAM
	UFS 2.2	UFS 2.2

Main Camera
Dual	50 MP, f/1.8, 27mm (wide), PDAF Auxiliary lens	50 MP, f/1.8, 27mm (wide), PDAF Auxiliary lens
Features	LED flash, HDR, panorama	LED flash, HDR, panorama
Single	8 MP, f/2.0, 27mm (wide)	8 MP, f/2.0, 26mm (wide)
Video	1080p@30fps	1080p@30fps

Selfie camera
Features	-	Panorama
Single	8 MP, f/2.0, 27mm (wide)	8 MP, f/2.0, 26mm (wide)
Video	1080p@30fps	1080p@30fps

Sound
3.5mm jack	Yes	Yes
35mm jack	Yes	Yes
Loudspeaker	Yes, with stereo speakers	Yes, with stereo speakers

Comms
Bluetooth	5.3, A2DP, LE, aptX	5.0, A2DP, LE, aptX HD
NFC	Yes	Yes
Positioning	GPS, GALILEO, GLONASS, BDS, QZSS	GPS, GLONASS, BDS, GALILEO, QZSS
Radio	No	FM radio
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 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct

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

Battery
Charging	33W wired, PD, 52% in 30 min, 100% in 67 min	33W wired, 100% in 69 min
Type	Li-Po 5000 mAh	Li-Po 5000 mAh

Misc
Colors	Glowing Black, Glowing Purple	Sunset Orange, Starry Black
Models	CPH2483, CPH2495	CPH2473
Price	€ 188.99 / $ 102.92 / ₹ 16,290	About 220 EUR

Oppo A78

Faster Chipset (Dimensity 700)
Faster Charging (33W)
Potentially better image processing
Slightly more powerful

May have slightly higher price
Design might be less premium than A77s (subjective)

Oppo A77s

Efficient Snapdragon 680 processor
Good battery life
Potentially more affordable
Sleek design (subjective)

Slower charging
Less powerful chipset
Potentially slightly lower image quality

Display Comparison

Both phones likely feature similar 6.5-inch LCD displays with a 90Hz refresh rate and FHD+ resolution. Expect vibrant colors and smooth scrolling, though neither will rival OLED panels in terms of contrast and black levels. The A78 might have slightly better color accuracy due to potential calibration differences.

Camera Comparison

Both phones likely feature a triple-camera setup with a primary 50MP sensor. Image quality will be comparable in good lighting conditions. However, the A78's chipset might offer slightly better image processing capabilities, resulting in marginally better dynamic range and noise reduction. Low-light performance is likely similar.

Performance

The Oppo A78's Mediatek Dimensity 700 holds a clear advantage. Its 7nm process and Cortex-A76 cores offer better raw processing power compared to the A77s' Snapdragon 680 (6nm) and Kryo 265 cores. Expect smoother multitasking, faster app loading times, and better gaming performance on the A78.

Battery Life

Both phones boast a 5000mAh battery, ensuring all-day battery life. The A78's 33W charging is noticeably faster, reaching 52% in 30 minutes and 100% in 67 minutes, compared to the A77s' 100% in 69 minutes. This difference can be significant for users who value quick top-ups.

Buying Guide

Who should buy the Oppo A78? Users prioritizing performance and faster charging will appreciate the A78. Who should buy the Oppo A77s? Those seeking a reliable, budget-friendly phone with good battery life and a slightly more efficient processor (Snapdragon 680) might find the A77s a compelling option.