iQOO Z7 5G (8GB RAM + 128GB) vs Vivo V21 5G
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Overview
| Specs Score | 82 / 100 | 83 / 100 Better Specs |
| Display Resolution | 1080 x 2408 pixels Better Resolution | 1080 x 2400 pixels |
| Screen To Body Ratio | ~ 84.8% Less Bezels | |
| Front Camera | 16 MP | 44 MP Better Front Camera Resolution |
| Thickness | 7.8 mm | 7.3 mm Slimmer |
| Battery | 4500 mAh Bigger Battery | 4000 mAh |
| Unique Features | 3.5mm Audio Jack Water Resistant | No No |
General
| Model | Z7 5G | V21 5G |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM (Hybrid Slot) |
| Dual Sim | Yes | Yes |
| Sim Size | Nano SIM | Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | March 21, 2023 | April 27, 2021 |
Design
| Dimensions | 73.9 x 159.7 x 7.3 mm | |
| Weight | 173 g | 176 g |
| Colors | Norway Blue, Pacific Night |
Display
| Type | Color AMOLED Screen (16.7M) | Color E3 AMOLED (16M Colors) |
| Touch | Yes, 360 Hz Touch Sampling Rate | Yes |
| Size | 6.38 inches, 1080 x 2408 pixels, 90 Hz | 6.44 inches, 1080 x 2400 pixels, 90 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 414 PPI | ~ 409 PPI |
| Screen to Body Ratio | ~ 84.8% | |
| Glass Type | Schott Xensation glass | Schott Xensation UP Display Protection |
| Features | HDR10+, 1300 nits, 1200Hz Instant touch sampling rate | HDR10+ |
| Notch | Yes, Water Drop Notch | Yes, Water Drop Notch |
Memory
| RAM | 8 GB | 8 GB |
| Expandable RAM | Upto 8 GB Extra Virtual RAM | |
| Storage | 128 GB | 128 GB |
| Storage Type | UFS 2.2 | UFS 2.2 |
| Card Slot | Yes, (Hybrid Slot), upto 1 TB | Yes, (Hybrid Slot) |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | SA: n1/n3/n8/n28A/n77/n78 | NSA: n77/n78 | |
| VoLTE | Yes, Dual Stand-By | Yes |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 6 (802.11 a/b/g/n/ac/ax), Dual Band | |
| Bluetooth | Yes, v5.2, A2DP, LE, aptX HD | Yes, v5.1, A2DP, LE |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB on-the-go, USB Charging |
Extra
| GPS | Yes, with A-GPS, Beidou, GLONASS, GALILEO, QZSS | Yes, with A-GPS, BEIDOU, GALILEO, GLONASS |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro, Proximity, Compass | Accelerometer, Gyroscope, Ambient Light Sensor, Proximity Sensor, E-compass |
| 3.5mm Headphone Jack | Yes | No |
| Water Resistance | Yes | |
| IP Rating | IP54 | |
| Dust Resistant | Yes |
Camera
| Rear Camera | 64 MP (Wide Angle) 1/1.97", 0.7µm, PDAF, OIS 2 MP ƒ/2.4 (Depth Sensor) | 64 MP ƒ/1.79 (Wide Angle) 8 MP ƒ/2.2 (Ultra Wide) 2 MP ƒ/2.2 (Macro) Macro |
| OIS | Yes | Yes |
| Auto Focus | Yes | Yes |
| Features | Photo, Portrait, Night, Video, 64MP, Pano, Live Photo, Slo-mo, Time-lapse, Pro, Vlog Movie, Documents, Double Exposure, Dual View | HDR, Panorama, Eye Autofocus, Night, Ultra-Wide Night, Ultra Stable Video, Art Portrait Video, Super Macro, Bokeh Portrait, Multi-Style Portrait |
| Video Recording | 4K @ 30 fps UHD, 1080p @ 30 fps FHD | 4K, 1080p |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 16 MP ƒ/2 (Wide Angle) Screen Flash | 44 MP ƒ/2 (Wide Angle) Autofocus, LED Flash |
| Front Video Recording | 1080p @ 30 fps FHD | 4K @ 30 fps UHD, 1080p @ 30 fps FHD |
Technical
| OS | Android v13 | Android v11 |
| Custom UI | FunTouch OS 13 | |
| Chipset | Mediatek Dimensity 920 | MediaTek Dimensity 800U |
| CPU | 2.5 GHz, Octa Core Processor | 2.4 GHz, Octa Core Processor |
| Core Details | 2x2.5 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55 | 2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55 |
| GPU | Mali-G68 MC4 | Mali-G57 MC3 |
| Java | No | No |
| Browser | Yes | Yes |
Multimedia
| Yes | Yes | |
| Music | AAC, MIDI, OGG, FLAC, WMA, WAV, APE, MP3 | WAV, MP3, MP2, MIDI, Vorbis, APE, FLAC |
| Video | MP4, 3GP, AVI | MP4, 3GP, AVI, FLV, MKV |
| FM Radio | No | No |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 4500 mAh, Li-Po Battery | 4000 mAh, Li-Po Battery |
| Fast Charging | Yes, 44W Flash Charge | Yes, 33W Fast Charging |
Discuss
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