vivo iQOO Z3 vs Samsung Galaxy S21 FE 5G: A Detailed Showdown

The mid-range smartphone market is fiercely competitive, and the vivo iQOO Z3 and Samsung Galaxy S21 FE 5G are two strong contenders. Both offer 5G connectivity and compelling features, but cater to slightly different needs. Let's dive into a comprehensive comparison to help you decide which one is right for you.
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🏆 Quick Verdict

The Samsung Galaxy S21 FE 5G takes the crown thanks to its superior chipset, camera capabilities, and faster charging. However, the iQOO Z3 offers excellent value with its impressive charging speed and solid performance for the price. It's a trade-off between flagship features and budget-friendliness.

PHONES
Phone Names vivo iQOO Z3 Samsung Galaxy S21 FE 5G
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700(AWS) / 2100HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 3, 4, 5, 8, 38, 40, 41 - India1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 32, 38, 40, 41, 66 - International
5G bands77, 78 SA/NSA - India1, 3, 5, 8, 20, 28, 38, 40, 41, 66, 78 SA/NSA/Sub6 - International
SpeedHSPA, LTE, 5GHSPA 42.2/5.76 Mbps, LTE (5CA) Cat19 1600/200 Mbps, 5G
TechnologyGSM / CDMA / HSPA / CDMA2000 / LTE / 5GGSM / CDMA / HSPA / EVDO / LTE / 5G
 1, 28, 41, 77, 78 SA/NSA - China41, 66, 71, 260, 261 SA/NSA/Sub6/mmWave - USA
Launch
Announced2021, March 252022, January 04
StatusAvailable. Released 2021, April 01Available. Released 2022, January 07
Body
Build-Glass front (Gorilla Glass Victus), plastic back, aluminum frame
Dimensions164 x 75.3 x 8.5 mm (6.46 x 2.96 x 0.33 in)155.7 x 74.5 x 7.9 mm (6.13 x 2.93 x 0.31 in)
SIMNano-SIM + Nano-SIM· Nano-SIM· Nano-SIM + Nano-SIM
Weight185.5 g (6.56 oz)177 g (6.24 oz)
 -IP68 dust/water resistant (up to 1.5m for 30 min)
Display
Protection-Corning Gorilla Glass Victus
Resolution1080 x 2408 pixels, 20:9 ratio (~401 ppi density)1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)
Size6.58 inches, 104.3 cm2 (~84.5% screen-to-body ratio)6.4 inches, 100.5 cm2 (~86.7% screen-to-body ratio)
TypeIPS LCD, HDR10, 120HzDynamic AMOLED 2X, 120Hz, HDR10+
 -Always-on display
Platform
CPUOcta-core (1x2.8 GHz Kryo 475 Prime & 1x2.4 GHz Kryo 475 Gold & 6x1.8 GHz Kryo 475 Silver)Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55) - Version 1Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - Version 2
ChipsetQualcomm SDM768 Snapdragon 768G 5G (7 nm)Qualcomm SM8350 Snapdragon 888 5G (5 nm) - Version 1Exynos 2100 (5 nm) - Version 2
GPUAdreno 620Adreno 660 - Version 1Mali-G78 MP14 - Version 2
OSAndroid 11, Funtouch 11.1 (International), OriginOS 1.0 for iQOO (China)Android 12, up to 4 major Android upgrades, One UI 8
Memory
Card slotmicroSDXC (uses shared SIM slot)No
Internal128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM128GB 6GB RAM, 128GB 8GB RAM, 256GB 6GB RAM, 256GB 8GB RAM
 UFS 2.2-
Main Camera
FeaturesLED flash, HDR, panoramaLED flash, auto-HDR, panorama
Single16 MP, f/2.0, (wide)32 MP, f/2.2, 26mm (wide), 1/2.74", 0.8µm
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)12 MP, f/1.8, 26mm (wide), 1/1.76", 1.8µm, dual pixel PDAF, OIS 8 MP, f/2.4, 76mm (telephoto), 1/4.5", 1.0µm, PDAF, OIS, 3x optical zoom 12 MP, f/2.2, 13mm, 123˚ (ultrawide), 1/3.0", 1.12µm
Video4K@30/60fps, 1080p@30/60fps, gyro-EIS4K@30/60fps, 1080p@30/60/120/240fps, HDR10+, gyro-EIS
Selfie camera
FeaturesHDRHDR
Single16 MP, f/2.0, (wide)32 MP, f/2.2, 26mm (wide), 1/2.74", 0.8µm
Video1080p@30fps4K@30/60fps, 1080p@30/60fps, gyro-EIS
Sound
3.5mm jack YesNo
35mm jackYesNo
Loudspeaker YesYes, with stereo speakers
 -32-bit/384kHz audio
Comms
Bluetooth5.1, A2DP, LE, aptX HD5.0, A2DP, LE
NFCNoYes
PositioningGPS, GLONASS, GALILEO, BDSGPS, GLONASS, BDS, GALILEO
RadioNoUnspecified
USBUSB Type-C, OTGUSB Type-C, 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
 -Bixby natural language commands and dictation Samsung Pay (Visa, MasterCard certified) Samsung DeX (desktop experience support)
Battery
Charging55W wired25W wired, PD3.0, 50% in 30 min 15W wireless Reverse wireless
Type4400 mAhLi-Ion 4500 mAh
Misc
ColorsAce Black, Cyber Blue, SilverWhite, Graphite, Lavender, Olive
ModelsV2073ASM-G990B, SM-G990B/DS, SM-G990U, SM-G990U1, SM-G990W, SM-G990E, SM-G9900, SM-G990B2, SM-G990U2, SM-G990W2, SM-G990U3
PriceAbout 220 EUR€ 199.00 / $ 143.95 / £ 154.99 / ₹ 29,990
SAR-0.77 W/kg (head)     0.90 W/kg (body)
SAR EU-0.95 W/kg (head)     1.48 W/kg (body)
Tests
Battery life- Endurance rating 92h
Camera- Photo / Video
Display- Contrast ratio: Infinite (nominal)
Loudspeaker- -26.9 LUFS (Good)
Performance- AnTuTu: 566529 (v8), 719696 (v9) GeekBench: 3049 (v5.1) GFXBench: 56fps (ES 3.1 onscreen)

vivo iQOO Z3

  • Blazing-fast 55W charging
  • Smooth 120Hz display
  • Good value for money
  • Decent performance for the price

  • Less powerful chipset
  • Camera not as versatile
  • Plastic build quality
  • Lower display brightness

Samsung Galaxy S21 FE 5G

  • Flagship-level performance (Snapdragon 888/Exynos 2100)
  • Excellent camera system
  • Bright and vibrant AMOLED display
  • Wireless charging and reverse wireless charging

  • Slower charging speed (25W)
  • Higher price
  • Plastic back (similar to iQOO Z3)
  • Battery life not exceptional compared to some competitors

Display Comparison

The Samsung Galaxy S21 FE 5G boasts a brighter display (792 nits vs. iQOO Z3's likely around 480-500 nits) with a potentially better contrast ratio (Infinite vs. typical LCD). While both offer a smooth 120Hz refresh rate, the S21 FE's AMOLED panel delivers richer colors and deeper blacks.

Camera Comparison

The Samsung Galaxy S21 FE 5G's camera system is more versatile and generally produces better image quality. It likely offers better low-light performance, more detailed photos, and more advanced features. The iQOO Z3's camera is decent, but it doesn't match the S21 FE's capabilities.

Performance

Here's where the S21 FE truly shines. The Snapdragon 888 (or Exynos 2100) in the S21 FE significantly outperforms the Snapdragon 768G in the iQOO Z3. Expect faster app loading, smoother multitasking, and better performance in demanding games. The iQOO Z3 is still capable, but the S21 FE offers a noticeable edge.

Battery Life

The iQOO Z3's 55W charging is a major advantage, allowing for incredibly fast top-ups. While the S21 FE 5G offers 25W wired charging, 15W wireless, and reverse wireless charging, it takes longer to fully charge. Both phones offer good battery life, with the S21 FE boasting an endurance rating of 92h, but the iQOO Z3's charging speed compensates for any potential battery life differences.

Buying Guide

The vivo iQOO Z3 is ideal for budget-conscious users who prioritize fast charging and a smooth gaming experience. The Samsung Galaxy S21 FE 5G is a better choice for those seeking a premium experience with a flagship-level processor, versatile camera system, and a more polished software experience.

Frequently Asked Questions

❓ Is the Samsung Galaxy S21 FE 5G worth the extra money?
If you prioritize performance, camera quality, and a premium display, then yes. The S21 FE offers a significant upgrade over the iQOO Z3. However, if you're on a tighter budget, the iQOO Z3 provides excellent value.
❓ Which phone is better for gaming?
The Samsung Galaxy S21 FE 5G is the better choice for demanding games due to its more powerful chipset. The iQOO Z3 can handle most games, but may struggle with higher settings.