Xiaomi Redmi K50i vs vivo iQOO Z7: A Head-to-Head Showdown

The mid-range smartphone market is fiercely competitive, and the Xiaomi Redmi K50i and vivo iQOO Z7 are two strong contenders. Both offer compelling features at attractive price points, but which one truly comes out on top? Let's dive into a detailed comparison to help you decide.

Phones Images

🏆 Quick Verdict

The Redmi K50i edges out the iQOO Z7 thanks to its superior chipset (Dimensity 8100 vs 920), faster charging, and generally better performance. While the iQOO Z7 has its strengths, the K50i provides a more well-rounded experience for most users.

PHONES
Phone Names	Xiaomi Redmi K50i	vivo iQOO Z7

Network
2G bands	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900
3G bands	HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100	HSDPA 850 / 900 / 2100
4G bands	1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41	1, 3, 5, 8, 38, 40, 41
5G bands	1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA	1, 3, 8, 28, 77, 78 SA/NSA
Speed	HSPA, LTE, 5G	HSPA, LTE, 5G
Technology	GSM / HSPA / LTE / 5G	GSM / HSPA / LTE / 5G

Launch
Announced	2022, July 20	2023, March 17
Status	Available. Released 2022, July 23	Available. Released 2023, March 21

Body
Dimensions	163.6 x 74.3 x 8.9 mm (6.44 x 2.93 x 0.35 in)	158.9 x 73.5 x 7.8 mm (6.26 x 2.89 x 0.31 in)
SIM	Nano-SIM + Nano-SIM	Nano-SIM + Nano-SIM
Weight	200 g (7.05 oz)	173 g (6.10 oz)
	-	IP54, dust and water resistant

Display
Protection	Corning Gorilla Glass 5	Schott Xensation glass
Resolution	1080 x 2460 pixels (~407 ppi density)	1080 x 2400 pixels, 20:9 ratio (~413 ppi density)
Size	6.6 inches, 103.4 cm2 (~85.1% screen-to-body ratio)	6.38 inches, 98.3 cm2 (~84.1% screen-to-body ratio)
Type	FFS LCD, 144Hz, HDR10, Dolby Vision, 500 nits (typ), 650 nits (HBM)	AMOLED, 90Hz, HDR10+, 1300 nits (peak)

Platform
CPU	Octa-core (4x2.85 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)	Octa-core (2x2.5 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
Chipset	Mediatek Dimensity 8100 (5 nm)	Mediatek Dimensity 920 (6 nm)
GPU	Mali-G610 MC6	Mali-G68 MC4
OS	Android 12, upgradable to Android 13, MIUI 14	Android 13, upgradable to Android 14, Funtouch 14

Memory
Card slot	No	microSDXC (uses shared SIM slot)
Internal	128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM	128GB 6GB RAM, 128GB 8GB RAM
	-	UFS 2.2

Main Camera
Dual	-	64 MP, (wide), 1/1.97", 0.7µm, PDAF, OIS Auxiliary lens
Features	Color spectrum sensor, LED flash, HDR, panorama	LED flash, HDR, panorama
Triple	64 MP, f/1.9, (wide), 1/1.72", 0.8µm, PDAF 8 MP, f/2.2, 120˚, (ultrawide) 2 MP (macro)	-
Video	4K@30fps, 1080p@30/60fps	4K@30fps, 1080p@30fps

Selfie camera
Single	16 MP, f/2.5, (wide)	16 MP, f/2.0, (wide)
Video	1080p@30fps	1080p@30fps

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

Comms
Bluetooth	5.3, A2DP, LE	5.2, A2DP, LE
Infrared port	Yes	-
NFC	No	No
Positioning	GPS (L1), GLONASS (L1), BDS (B1I+B1c), GALILEO (E1), QZSS (L1)	GPS, GLONASS, GALILEO, BDS, QZSS
Radio	No	Unspecified
USB	USB Type-C 2.0, OTG	USB Type-C 2.0, OTG
WLAN	Wi-Fi 802.11 a/b/g/n/ac/6, 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, proximity, gyro, compass	Fingerprint (under display, optical), accelerometer, gyro, proximity, compass

Battery
Charging	67W wired, 50% in 15 min, 100% in 46 min	44W wired, 50% in 25 min
Type	Li-Po 5080 mAh	4500 mAh

Misc
Colors	Phantom Blue, Stealth Black, Quick Silver	Norway Blue, Pacific Night
Models	22041216I	I2207
Price	About 320 EUR	About 200 EUR
SAR	-	1.15 W/kg (head) 0.84 W/kg (body)

Xiaomi Redmi K50i

Superior Chipset (Dimensity 8100)
Faster 67W Charging
Generally Better Performance
Potentially Better Display

Camera may not be as versatile as iQOO Z7
Design might be less appealing to some

vivo iQOO Z7

Potentially Better Camera System
Stylish Design
Good Value for Money

Slower 44W Charging
Less Powerful Chipset (Dimensity 920)
Performance lags behind K50i

Display Comparison

Both phones feature a 6.6-inch FHD+ display, likely with a 120Hz refresh rate for smooth scrolling. However, panel technology (AMOLED vs LCD) and peak brightness could differ, impacting color accuracy and outdoor visibility. The Redmi K50i likely has a slightly better display due to Xiaomi's usual quality control.

Camera Comparison

The iQOO Z7 likely boasts a more versatile camera system, potentially including a higher resolution main sensor and additional lenses for ultrawide or macro photography. The Redmi K50i's camera is expected to be competent, but may not match the iQOO Z7's overall photographic capabilities. Expect the iQOO Z7 to have better low-light performance.

Performance

The Redmi K50i's Dimensity 8100 chipset holds a significant advantage over the iQOO Z7's Dimensity 920. The 8100 offers better CPU and GPU performance, resulting in smoother gaming and faster app loading times. The iQOO Z7 is still capable, but the K50i is noticeably quicker.

Battery Life

The Redmi K50i's 67W charging is a clear winner, significantly faster than the iQOO Z7's 44W. Both phones likely have a similar battery capacity (around 5000mAh), so the K50i will charge much quicker, offering a more convenient experience.

Buying Guide

The Xiaomi Redmi K50i is ideal for gamers and power users who prioritize performance and fast charging. The vivo iQOO Z7 is a great choice for those seeking a stylish phone with a good camera and a focus on everyday usability, especially if charging speed isn't a top priority.