Vivo Y51A 2021 (6GB RAM + 128GB) vs iQOO Z11x
Here you can compare Vivo Y51A 2021 (6GB RAM + 128GB) and iQOO Z11x. Comparing Vivo Y51A 2021 (6GB RAM + 128GB) vs iQOO Z11x on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Vivo Y51A 2021 (6GB RAM + 128GB) stands against iQOO Z11x and which one should you buy The current lowest price found for Vivo Y51A 2021 (6GB RAM + 128GB) is ₹20,990 and for iQOO Z11x is ₹24,999. The details of both of these products were last updated on Jul 19, 2026.
| Specification | Vivo Y51A 2021 (6GB RAM + 128GB) | iQOO Z11x |
|---|---|---|
| Internal Memory | 128 GB | 128 GB |
| OS | Android v11 | Android v16 |
| RAM | 6 GB | 6 GB |
| Battery | 5000 mAh, Li-Po Battery | 7200 mAh, Li-ion Battery |
| CPU | 2 GHz, Octa Core Processor | 2.6 GHz, Octa Core Processor |
| Price | ₹20,990 | ₹24,999 |
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Overview
| Specs Score | 52 / 100 | 64 / 100 Better Specs |
| Display Resolution | 1080 x 2408 pixels Better Resolution | 1080 x 2344 pixels |
| Screen To Body Ratio | ~ 82.2% Less Bezels | |
| CPU Clock Speed | 2 GHz | 2.6 GHz Faster Clock Speed |
| Front Camera | 16 MP | 32 MP Better Front Camera Resolution |
| Weight | 188 g Lighter | 219 g |
| Battery | 5000 mAh | 7200 mAh Bigger Battery |
| Unique Features | No 3.5mm Audio Jack FM Radio No Memory Card Support No No | 5G No No Water Resistant No Reverse Charging IR Blaster |
General
| Country of Origin | India | |
| Model | Y51A 2021 | |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| OS Updates | 2 years | |
| Security Updates | 4 years | |
| Release Date | June 28, 2021 | March 12, 2026 |
| In The Box | Model | Quick Start Guide | USB Cable | Charger | Eject Tool | Phone Case | Protective Film (applied) | Warranty Card |
Design
| Dimensions | 75.3 x 163.9 x 8.4 mm | 78.43 x 166.64 x 8.39 mm |
| Weight | 188 g | 219 g |
| Bezel less | No | |
| Colors | Titan Black, Prismatic Green |
Display
| Type | Color IPS LCD Screen (16M Colors) | Color LCD Screen |
| Touch | Yes | Yes |
| Size | 6.58 inches, 1080 x 2408 pixels | 6.76 inches, 1080 x 2344 pixels, 120 Hz |
| Aspect Ratio | 21:9 | 19.5:9 |
| PPI | ~ 415 PPI | ~ 382 PPI |
| Screen to Body Ratio | ~ 82.2% | |
| Brightness | 1200 Nits High Brightness Mode | |
| Features | TÜV Rheinland Low Blue Light Certified, Upgraded Eye Comfort and Protection Mode, 83%NTSC | |
| Notch | Yes, Water Drop Notch | Yes, Punch Hole |
Memory
| RAM | 6 GB | 6 GB |
| RAM Type | LPDDR4X | |
| Expandable RAM | Upto 6 GB Extra Virtual RAM | |
| Storage | 128 GB | 128 GB |
| Storage Type | UFS 3.1 | |
| Card Slot | Yes, upto 1 TB |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| 5G Bands | n1/n3/n5/n8/n28B/n38/n40/n41(2535-2655MHz)/n77/n78 | |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | 2.4 GHz, 5 GHz | |
| Bluetooth | Yes, v5.0, A2DP, LE | Yes, v5.4 |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging |
| IR Blaster | Yes |
Performance
| AnTuTu Score | 947,858 (Total) (v11) 316,950 (CPU) 231,980 (GPU) 209,278 (Memory) 189,650 (UX) | |
| AnTuTu Storage Score | 96,282 Sequential Read: 2144.3 MB/s; Sequential Write: 1894.8 MB/s | |
| Geekbench Score | 2,659 (Multi Core) (v6) 1,070 (Single Core) 3,037 (OpenCL) 3,074 (Vulkan) | |
| 3DMark Score | 1,005 (Wild Life Extreme) (6.02 FPS) |
Extra
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS | GPS, BeiDou, GLONASS, Galileo, QZSS |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Ambient Light Sensor, Proximity Sensor, E-compass, Entity Gyroscope | Accelerometer, Ambient Light Sensor, E-compass, Proximity Sensor, Motor, Gyroscope |
| 3.5mm Headphone Jack | Yes | No |
| Gaming Features | Ultra Game Mode | |
| AI Features | Ai Erase, Circle to Search, Ai Caption, Ai Creation, Ai Transcript Assist | |
| Water Resistance | Yes | |
| IP Rating | IP68 & IP69+ | |
| Dust Resistant | Yes | |
| Extra Features | Origin Island, Private Space |
Camera
| Rear Camera | 48 MP ƒ/1.8 (Wide Angle) 8 MP ƒ/2.2 (Ultra Wide) 2 MP ƒ/2.4 (Macro) Macro | 50 MP (Wide Angle) Sony IMX852 1/2.93-inch 2 MP (Depth Sensor) |
| Camera Sensor | Sony IMX852 | |
| Auto Focus | Yes | Yes |
| Features | Portrait, Photo, Video, Pano, Live Photo, Slo-Mo, Time-Lapse, Pro, DOC, Super Night Mode | Photo, Portrait,Video, Dual View Rear camera: Photo,Portrait,Night, Video, 50MP, Pano, Documents, Slo-mo, Time-lapse, Supermoon, Pro, Food, Dual View, Underwater photography |
| Video Recording | 4K @ 30 fps UHD, 1080p @ 30 fps FHD | 4K @ 30 fps UHD, 1080p |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 16 MP ƒ/2 (Wide Angle) | 32 MP ƒ/2.45 (Wide Angle) Punch Hole, Screen Flash |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p, 4K @ 30 fps UHD |
Technical
| OS | Android v11 | Android v16 |
| Custom UI | Origin OS 6.0 | |
| Chipset | Qualcomm Snapdragon 662 | Mediatek Dimensity 7400 Turbo |
| CPU | 2 GHz, Octa Core Processor | 2.6 GHz, Octa Core Processor |
| Core Details | 4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver | 4x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55 |
| Fabrication Node | 4nm | |
| GPU | Adreno 610 | Mali-G615 MC2 |
| Java | No | No |
| Browser | Yes, supports HTML5 | Yes |
Multimedia
| Yes | Yes | |
| Music | Yes | AAC, WAV, MP3, MIDI, VORBIS, APE, FLAC |
| Video | Yes | MP4, 3GP, AVI, FLV, MKV, WEBM, TS,ASF |
| FM Radio | Yes | No |
| Speaker Type | Dual Stereo | |
| Audio Features | 400% Higher Volume | |
| Document Reader | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh, Li-Po Battery | 7200 mAh, Li-ion Battery |
| Fast Charging | Yes, 18W Fast Charging | Yes, 44W Flash Charge |
| Reverse Charging | Yes |
Discuss
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