iQOO Z9x vs Vivo Y51 Pro
Quick Comparison
Vivo Y51 Pro has better RAM than iQOO Z9x. In terms of display resolution, iQOO Z9x has better resolution of 2408 x 1080 than Vivo Y51 Pro which has resolution of 1570 x 720. Both have the same amount of internal memory.
| Name | iQOO Z9x | Vivo Y51 Pro |
| RAM | 4 GB | 8 GB |
|---|---|---|
| Display | 6.72 in | 6.75 in |
| Internal Memory | 128 GB | 128 GB |
| Battery | 6000 mAh | 7200 mAh |
| Camera | 50 MP + 2 MP Dual | 50 MP + 2 MP Dual |
| Price | Rs. 17890 | Rs. 32995 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is April 24, 2024. The cost of iQOO Z9x is Rs. 17890. The launch Date of the second phone is March 11, 2026. The cost of Vivo Y51 Pro is Rs. 32995.
Display comparison
iQOO Z9x has screen size of 6.72 inches which falls short to Vivo Y51 Pro's 6.75 inch screen. iQOO Z9x has IPS Screen type where as Vivo Y51 Pro has LCD Screen type. iQOO's phone has display density of 393 PPI & Vivo's phone has only 256 PPI display density. In terms of screen to body ratio, iQOO's phone has better screen to body ratio of ~ 86.4% than Vivo's phone ~ 85.3%. Both phones have same aspect ratio of 20:9.
Memory comparison
Vivo Y51 Pro's larger 8 GB RAM is better for playing games and all with respect to iQOO Z9x's lower 4 GB RAM. and both have same Internal Memory of 128 GB.
Camera comparison
iQOO Z9x has 50 MP + 2 MP Dual Rear Camera in comparison to Vivo Y51 Pro's 50 MP + 2 MP Dual Rear Camera. Both of them stand equal in terms of Front Camera Resolution as both have 8 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 14 and the second one on 16 version.
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Full Comparison
| Name | iQOO Z9x | Vivo Y51 Pro |
| General | ||
| Country of Origin | India | |
| Model | Z9x | Y51 Pro 5G |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM (Hybrid Slot) |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | April 24, 2024 | March 11, 2026 |
| In The Box | Y51 Pro 5G, USB Cable, Charger, Eject Tool, Phone Case, Protective Film (applied), Warranty Card | |
| Design | ||
| Dimensions | 76 x 165.7 x 7.99 mm | 78.4 x 166.6 x 8.4 mm |
| Weight | 199 g | 219 g |
| Bezel less | No | No |
| Colors | Tornado Green, Storm Grey | Festive Red, Noble Gold |
| Display | ||
| Type | Color IPS Screen (1B Colors) | Color LCD Screen (16M Colors) |
| Touch | Yes | Yes |
| Size | 6.72 inches, 1080 x 2408 pixels, 120 Hz | 6.75 inches, 720 x 1570 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 393 PPI | ~ 256 PPI |
| Screen to Body Ratio | ~ 86.4% | ~ 85.3% |
| Brightness | 1250 nits (HBM) | |
| Features | 1000 nits Local Peak Brightness, Low Blue Light Certification | Color GamutL: 83% NTSC |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Memory | ||
| RAM | 4 GB | 8 GB |
| RAM Type | LPDDR4X | |
| Expandable RAM | Upto 4 GB Extra Virtual RAM | Upto 8 GB Extra Virtual RAM |
| Storage | 128 GB | 128 GB |
| Storage Type | UFS 2.2 | UFS 3.1 |
| Card Slot | Yes, (Hybrid Slot), upto 1 TB | No |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | n1/n3/n5/n8/n28B/n40/n77(3300-3800MHz)/n78 | n1/n3/n5/n8/n28B/n38/n40/n41/n77/n78 |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 5 (802.11 a/b/g/n/ac), Dual Band | 2.4 GHz / 5 GHz |
| Bluetooth | Yes, v5.1, A2DP, LE, aptX HD | Yes, v5.4 |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging |
| IR Blaster | Yes | |
| Performance | ||
| AnTuTu Score | 980,000 (Total) (v11) | |
| Extra | ||
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BeiDou, GNSS, QZSS | GPS, BeiDou, GLONASS, Galileo, QZSS |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Ambient light Sensor, Proximity Sensor, E-compass, Fingerprint, Gyroscope sensor | Accelerometer, Color Temperature Sensor, Ambient Light Sensor, Proximity Sensor, E-compass, Gyroscope |
| 3.5mm Headphone Jack | Yes | No |
| AI Features | AI Erase, AI Photo Enhance, Smart AI Assistant, AI SuperLinK | |
| Water Resistance | Yes | Yes, 1.5 m upto 30 min |
| IP Rating | IP64 | IP68 & IP69 |
| Dust Resistant | Yes | Yes |
| Extra Features | Dual Stereo Speakers, Hi-Res Audio | |
| Camera | ||
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) 2 MP ƒ/2.4 (Depth Sensor) | 50 MP ƒ/2 (Wide Angle) 2 MP ƒ/2.4 |
| Auto Focus | Yes | Yes |
| Features | Night, Portrait, Photo, Video, 50 MP, Panorama, Slo-mo, Time-lapse, Pro, Live photo, Documents | Front: Portrait, Photo, Video, Live Photo | Photo, Portrait, Night, Video, High Resolution, Pano, Ultra HD Document, Slo-mo, Time-lapse, Supermoon, Pro, Food, Dual View, Underwater Photography, Film CameraFront: Photo, Portrait, Video, Dual View, Film Camera |
| Video Recording | 4K, 1080p | 4K, 1080p |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 8 MP ƒ/2.05 (Wide Angle) Punch Hole, Screen Flash | 8 MP ƒ/2.1 (Wide Angle) Punch Hole |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v14 | Android v16 |
| Custom UI | Funtouch OS 14 | Origin OS 6 |
| Chipset | Qualcomm Snapdragon 6 Gen1 | Mediatek Dimensity 7360 Turbo |
| CPU | 2.2 GHz, Octa Core Processor | 2.5 GHz, Octa Core Processor |
| Core Details | 1x Cortex-A710@2.4GHz & 3x Cortex-A710@2.36GHz& 4x Cortex-A510@1.8 GHz | 4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55 |
| GPU | Adreno 710 | Mali-G615 MC2 |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | AAC, MIDI, OGG, FLAC, WMA, WAV, APE, MP3 | WAV, MP3, MP2, AMR-NB, MIDI, Vorbis, APE, FLAC, OGG, M4A |
| Video | MP4, 3GP, AVI | MP4, 3GP, AVI, TS, MKV, FLV |
| FM Radio | No | No |
| Speaker Type | Dual Stereo | |
| Document Reader | Yes | |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6000 mAh, Li-ion Battery | 7200 mAh |
| Fast Charging | Yes, 44W Flash Charge | Yes, 44W |
| Reverse Charging | Yes | |
| Talk Time | 36 hours | |
| Video Playback Time | 21 hours | |
| Music Playback Time | 71 hours | |