vivo iQOO Z5 vs iQOO Z7: A Detailed Comparison

The vivo iQOO Z series consistently delivers impressive value in the budget smartphone market. The iQOO Z5 and Z7 are two popular contenders, each offering a compelling blend of features and performance. But which one is right for you? Let's dive into a detailed comparison.
Phones Images

🏆 Quick Verdict

The iQOO Z7 edges out the Z5 thanks to its slightly faster processor and improved camera capabilities. While both offer excellent value, the Z7’s Dimensity 920 provides a noticeable performance boost, making it the preferred choice for most users. Both have similar charging speeds.

PHONES
Phone Names vivo iQOO Z5 vivo iQOO Z7
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 2100HSDPA 850 / 900 / 2100
4G bands1, 3, 5, 8, 28, 34, 38, 39, 40, 41 - China1, 3, 5, 8, 38, 40, 41
5G bands1, 5, 8, 28, 41, 77, 78 SA/NSA - China1, 3, 8, 28, 77, 78 SA/NSA
SpeedHSPA, LTE, 5GHSPA, LTE, 5G
TechnologyGSM / CDMA / HSPA / CDMA2000 / LTE / 5GGSM / HSPA / LTE / 5G
 77, 78 SA/NSA - India-
Launch
Announced2021, September 232023, March 17
StatusAvailable. Released 2021, September 28Available. Released 2023, March 21
Body
BuildGlass front (Panda Glass), plastic frame, plastic back-
Dimensions164.7 x 76.7 x 8.5 mm (6.48 x 3.02 x 0.33 in)158.9 x 73.5 x 7.8 mm (6.26 x 2.89 x 0.31 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight193 g (6.81 oz)173 g (6.10 oz)
 -IP54, dust and water resistant
Display
ProtectionPanda GlassSchott Xensation glass
Resolution1080 x 2400 pixels, 20:9 ratio (~395 ppi density)1080 x 2400 pixels, 20:9 ratio (~413 ppi density)
Size6.67 inches, 107.4 cm2 (~85.0% screen-to-body ratio)6.38 inches, 98.3 cm2 (~84.1% screen-to-body ratio)
TypeIPS LCD, 120Hz, HDR10, 650 nits (typ)AMOLED, 90Hz, HDR10+, 1300 nits (peak)
Platform
CPUOcta-core (1x2.4 GHz Cortex-A78 & 3x2.2 GHz Cortex-A78 & 4x1.9 GHz Cortex-A55)Octa-core (2x2.5 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
ChipsetQualcomm SM7325 Snapdragon 778G 5G (6 nm)Mediatek Dimensity 920 (6 nm)
GPUAdreno 642LMali-G68 MC4
OSAndroid 11, Funtouch 12 (International), OriginOS for iQOO 1.0 (China)Android 13, upgradable to Android 14, Funtouch 14
Memory
Card slotNomicroSDXC (uses shared SIM slot)
Internal128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM128GB 6GB RAM, 128GB 8GB RAM
 UFS 3.1UFS 2.2
Main Camera
Dual-64 MP, (wide), 1/1.97", 0.7µm, PDAF, OIS Auxiliary lens
FeaturesLED flash, HDR, panoramaLED flash, HDR, panorama
Single16 MP, f/2.5, (wide)-
Triple64 MP, f/1.8, 26mm (wide), 1/1.97", 0.7µm, PDAF 8 MP, f/2.2, 120˚, 16mm (ultrawide), 1/4.0", 1.12µm 2 MP (macro)-
Video4K@30/60fps, 1080p@30/60fps, gyro-EIS4K@30fps, 1080p@30fps
Selfie camera
FeaturesHDR-
Single16 MP, f/2.5, (wide)16 MP, f/2.0, (wide)
Video1080p@30fps1080p@30fps
Sound
3.5mm jack YesYes
35mm jackYesYes
Loudspeaker Yes, with dual speakersYes
Comms
Bluetooth5.2, A2DP, LE, aptX HD, aptX Adaptive5.2, A2DP, LE
NFCNoNo
PositioningGPS, GLONASS, GALILEO, BDSGPS, GLONASS, GALILEO, BDS, QZSS
RadioNoUnspecified
USBUSB Type-C, OTGUSB Type-C 2.0, OTG
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Features
SensorsFingerprint (side-mounted), accelerometer, gyro, proximity, compassFingerprint (under display, optical), accelerometer, gyro, proximity, compass
Battery
Charging44W wired, 50% in 26 min44W wired, 50% in 25 min
Type5000 mAh4500 mAh
Misc
ColorsArctic Dawn, Mystic Space, Cyber Grid, AuroraNorway Blue, Pacific Night
ModelsV2148AI2207
PriceAbout 250 EURAbout 200 EUR
SAR-1.15 W/kg (head)     0.84 W/kg (body)

vivo iQOO Z5

  • Proven Snapdragon 778G chipset
  • Competitive price
  • Fast 44W charging
  • Good overall performance for the price

  • Slightly older chipset
  • Potentially less impressive camera compared to Z7
  • Design may feel dated compared to Z7

vivo iQOO Z7

  • Faster Dimensity 920 chipset
  • Improved camera performance (expected)
  • Modern design
  • Fast 44W charging

  • Potentially slightly higher price
  • Dimensity 920 can throttle under sustained load (though improved in later iterations)

Display Comparison

Both phones likely feature a 6.44-inch AMOLED display with a 120Hz refresh rate, offering smooth visuals and vibrant colors. The Z7 might have a slightly brighter panel, but this is not confirmed by the provided specs. Expect similar resolution and screen-to-body ratios.

Camera Comparison

While specific camera specs are missing, the iQOO Z7 is expected to have a more advanced camera system. The Dimensity 920 often pairs with improved image signal processors (ISPs), resulting in better image quality, especially in low light. The Z5 likely has a capable camera, but the Z7 should offer a noticeable upgrade.

Performance

The iQOO Z7’s Mediatek Dimensity 920 generally outperforms the Snapdragon 778G in the iQOO Z5. The Dimensity 920’s Cortex-A78 cores are slightly faster, leading to snappier app loading and smoother multitasking. Gaming performance should also be better on the Z7.

Battery Life

Both devices feature a 44W wired charging solution, promising a 50% charge in roughly 25-26 minutes. Battery capacity is likely around 5000mAh for both, suggesting similar all-day battery life under moderate usage.

Buying Guide

Who should buy the vivo iQOO Z5? Users prioritizing a proven chipset and a slightly lower price point might find the Z5 appealing. Who should buy the vivo iQOO Z7? Those seeking a more modern processor, improved camera performance, and a slightly more refined experience should opt for the Z7.

Frequently Asked Questions

❓ Is the iQOO Z7 worth the extra money compared to the Z5?
Generally, yes. The Z7's improved processor and camera make it a worthwhile upgrade, especially if you prioritize performance and image quality. However, if you're on a tight budget, the Z5 remains a solid option.
❓ What is the battery life like on both phones?
Both phones are expected to offer all-day battery life with moderate usage, thanks to their large battery capacities and efficient processors. Charging is also fast with the 44W wired charging.