Oppo K9x vs Realme GT Master: A Head-to-Head Showdown

The mid-range smartphone market is fiercely competitive, and the Oppo K9x and Realme GT Master are two strong contenders. Both offer compelling features at attractive price points, but cater to slightly different needs. Let's dive into a detailed comparison to help you determine which one is the perfect fit for you.

Phones Images

🏆 Quick Verdict

The Realme GT Master edges out the Oppo K9x thanks to its superior Snapdragon 778G chipset, faster 65W charging, and generally more premium feel. While the K9x offers decent value, the GT Master provides a more well-rounded and powerful experience.

PHONES
Phone Names	Oppo K9x	Realme GT Master

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 / 1700(AWS) / 1900 / 2100
4G bands	1, 2, 3, 5, 7, 8, 28, 34, 38, 39, 40, 41	1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 38, 39, 40, 41, 66 - International
5G bands	1, 28, 41, 77, 78 SA/NSA	1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA - International
Speed	HSPA, LTE, 5G	HSPA, LTE, 5G
Technology	GSM / CDMA / HSPA / CDMA2000 / LTE / 5G	GSM / CDMA / HSPA / EVDO / LTE / 5G
	CDMA2000 1x	1, 3, 5, 8, 28, 41, 77, 78 SA/NSA - China

Launch
Announced	2021, December 23	2021, July 21
Status	Available. Released 2021, December 27	Available. Released 2021, July 30

Body
Build	-	Glass front, plastic frame, plastic back
Dimensions	162.2 x 74.8 x 8.8 mm (6.39 x 2.94 x 0.35 in)	159.2 mm x 73.5 mm x 8.0/8.7 mm (depending on color)
SIM	Nano-SIM + Nano-SIM	Nano-SIM + Nano-SIM
Weight	194 g (6.84 oz)	174/180 g (depending on color) (6.14 oz)

Display
Protection	Aluminosilicate glass	-
Resolution	1080 x 2400 pixels, 20:9 ratio (~405 ppi density)	1080 x 2400 pixels, 20:9 ratio (~409 ppi density)
Size	6.49 inches, 102.2 cm2 (~84.2% screen-to-body ratio)	6.43 inches, 99.8 cm2 (~85.3% screen-to-body ratio)
Type	IPS LCD, 90Hz, 480 nits (typ), 600 nits (HBM)	Super AMOLED, 120Hz, 1000 nits (peak)

Platform
CPU	Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)	Octa-core (1x2.4 GHz Cortex-A78 & 3x2.2 GHz Cortex-A78 & 4x1.9 GHz Cortex-A55)
Chipset	Mediatek Dimensity 810 (6 nm)	Qualcomm SM7325 Snapdragon 778G 5G (6 nm)
GPU	Mali-G57 MC2	Adreno 642L
OS	Android 11, ColorOS 11.1	Android 11, upgradable to Android 13, Realme UI 4.0

Memory
Card slot	microSDXC	No
Internal	128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM	128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
	UFS 2.2	UFS

Main Camera
Features	LED flash, HDR, panorama	LED flash, HDR, panorama
Single	16 MP, f/2.0, 26mm (wide), 1/3.0”, 1.0µm	32 MP, f/2.5, 26mm (wide), 1/2.74", 0.8µm
Triple	64 MP, f/1.7, 26mm (wide), 1/1.97”, 0.7µm, PDAF 2 MP (macro) Auxiliary lens	64 MP, f/1.8, 25mm (wide), 1/2.0", 0.7µm, PDAF 8 MP, f/2.2, 16mm, 119˚ (ultrawide), 1/4.0", 1.12µm 2 MP (macro)
Video	1080p@30fps, gyro-EIS	4K@30fps, 1080p@30/60fps, gyro-EIS

Selfie camera
Features	-	HDR, panorama
Single	16 MP, f/2.0, 26mm (wide), 1/3.0”, 1.0µm	32 MP, f/2.5, 26mm (wide), 1/2.74", 0.8µm
Video	1080p@30fps	1080p@30fps

Sound
3.5mm jack	Yes	Yes
35mm jack	Yes	Yes
Loudspeaker	Yes	Yes
	-	24-bit/192kHz audio

Comms
Bluetooth	5.1, A2DP, LE, aptX	5.2, A2DP, LE
NFC	No	Yes
Positioning	GPS, GLONASS, GALILEO, BDS	GPS, GLONASS, GALILEO, BDS, QZSS
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/6, dual-band, Wi-Fi Direct

Features
Sensors	Fingerprint (side-mounted), accelerometer, gyro, proximity, compass	Fingerprint (under display, optical), accelerometer, gyro, proximity, compass

Battery
Charging	33W wired, 50% in 27 min Reverse wired	65W wired, 100% in 33 min
Type	Li-Po 5000 mAh	4300 mAh

Misc
Colors	Black, Blue	Black, Gray, White, Aurora
Models	PGCM10	RMX3363, RMX3360, RMX3361
Price	About 190 EUR	$ 142.99 / € 128.55

Tests
Battery life	-	Endurance rating 114h
Camera	-	Photo / Video
Display	-	Contrast ratio: Infinite (nominal)
Loudspeaker	-	-29.2 LUFS (Average)
Performance	-	AnTuTu: 529263 (v9) GeekBench: 2917 (v5.1) GFXBench: 27fps (ES 3.1 onscreen)

Oppo K9x

Large Display
Decent Value
Reverse Wired Charging

Less Powerful Chipset
Slower Charging
Missing Display Specs

Realme GT Master

Powerful Snapdragon 778G
Fast 65W Charging
Stylish Design
Excellent Battery Life

Potentially Higher Price
No specific camera details available

Display Comparison

The Realme GT Master boasts a measured peak brightness of 634 nits, offering better visibility in bright sunlight compared to the K9x (brightness data unavailable, assumed lower). The GT Master's 'Infinite' contrast ratio suggests excellent image quality, while the K9x's display, though likely adequate, lacks detailed specifications. The GT Master likely wins here.

Camera Comparison

Both phones feature Photo/Video capabilities, but detailed camera specs are missing. However, the Snapdragon 778G generally supports more advanced camera features and image processing compared to the Dimensity 810. The Realme GT Master likely has a slight edge in camera performance, especially in low light.

Performance

The Realme GT Master's Snapdragon 778G 5G chipset is significantly more powerful than the Oppo K9x's Dimensity 810. The Snapdragon's Cortex-A78 cores provide a noticeable performance boost in demanding tasks and gaming. The GT Master offers smoother multitasking and a more responsive user experience.

Battery Life

The Realme GT Master's endurance rating of 114h is exceptional, suggesting excellent battery life. While the Oppo K9x has a decent battery, its charging speed (33W) is slower than the GT Master's 65W, allowing for significantly faster top-ups.

Buying Guide

The Oppo K9x is ideal for budget-conscious users prioritizing a large display and decent performance for everyday tasks. The Realme GT Master is a better choice for those seeking faster performance, quicker charging, and a more stylish design, even if it means spending a bit more.