Vivo Y66 vs Vivo T4 Lite 5G (6 GB RAM +128 GB)
Quick Comparison
Vivo T4 Lite 5G (6 GB RAM +128 GB) has better RAM than Vivo Y66. In terms of display resolution, Vivo T4 Lite 5G (6 GB RAM +128 GB) has better resolution of 1600 x 720 than Vivo Y66 which has resolution of 1280 x 720. Vivo T4 Lite 5G (6 GB RAM +128 GB) has more internal memory than Vivo Y66
| Name | Vivo Y66 | Vivo T4 Lite 5G (6 GB RAM +128 GB) |
| RAM | 3 GB | 6 GB |
|---|---|---|
| Display | 5.5 in | 6.74 in |
| Internal Memory | 32 GB | 128 GB |
| Battery | 3000 mAh | 6000 mAh |
| Camera | 13 MP | 50 MP + 2 MP Dual |
| Price | Rs. 15050 | Rs. 10999 |
Related Products
Detailed Comparison
Price And Launch
The cost of Vivo Y66 is Rs. 15050. The launch Date of the second phone is June 24, 2025. The cost of Vivo T4 Lite 5G (6 GB RAM +128 GB) is Rs. 10999.
Display comparison
Vivo Y66 has screen size of 5.5 inches which falls short to Vivo T4 Lite 5G (6 GB RAM +128 GB)'s 6.74 inch screen. Vivo Y66 has IPS Screen type where as Vivo T4 Lite 5G (6 GB RAM +128 GB) has LCD Screen type. Vivo Y66 has display density of 267 PPI & Vivo T4 Lite 5G (6 GB RAM +128 GB) has only 260 PPI display density. Vivo Y66 has 16:9 aspect ratio where as Vivo T4 Lite 5G (6 GB RAM +128 GB) has 20:09 aspect ratio.
Memory comparison
Vivo T4 Lite 5G (6 GB RAM +128 GB)'s larger 6 GB RAM is better for playing games and all with respect to Vivo Y66's lower 3 GB RAM. Vivo T4 Lite 5G (6 GB RAM +128 GB) has more Internal Memory (128 GB) than Vivo Y66 (32 GB).
Camera comparison
Vivo T4 Lite 5G (6 GB RAM +128 GB)'s 50 MP + 2 MP Dual Rear Camera outclasses Vivo Y66's 13 MP Rear Camera in terms of resolution. Vivo Y66 will be better choice if you're looking to click lot of selfies as it has better 16 MP Front Camera in comparison to Vivo T4 Lite 5G (6 GB RAM +128 GB)'s 5 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 6.0 and the second one on 15 version.
Related Comparisons
Full Comparison
| Name | Vivo Y66 | Vivo T4 Lite 5G (6 GB RAM +128 GB) |
| General | ||
| Country of Origin | India | |
| Model | V2509 | |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Micro+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | June 24, 2025 | |
| In The Box | Handset, Quick Start Guide, USB Cable, Charger, Eject Tool, Phone Case, Protective Film (Applied), Warranty Card | |
| Design | ||
| Dimensions | 76.95 x 167.3 x 8.19 mm | |
| Weight | 155 g | 202 g |
| Bezel less | No | |
| Colors | Prism Blue (India), Titanium Gold (India) | |
| Display | ||
| Type | Color IPS Screen | Color LCD Screen (16M Colors) |
| Touch | Yes | Yes |
| Size | 5.5 inches, 720 x 1280 pixels | 6.74 inches, 720 x 1600 pixels, 90 Hz |
| Aspect Ratio | 16:9 | 20:09 |
| PPI | ~ 267 PPI | ~ 260 PPI |
| Brightness | 1000 nits HBM (High Brightness Mode) | |
| Features | 70% NTSC | |
| Notch | Yes, Water Drop Notch | |
| Memory | ||
| RAM | 3 GB | 6 GB |
| RAM Type | LPDDR4X | |
| Storage | 32 GB | 128 GB |
| Storage Type | UFS 2.2 | |
| Card Slot | Yes, upto 128 GB | Yes, upto 2 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/n77(3300-3800MHz)/n78 | |
| VoLTE | Yes | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | 2.4 GHz/5 GHz, WiFi 5 Supported | |
| Bluetooth | Yes, v4.0 | Yes, v5.4, A2DP, LE, aptX HD |
| USB | Yes, USB-C v2.0 | |
| USB Features | USB Tethering, USB on-the-go, USB Charging, USB Storage | |
| Performance | ||
| AnTuTu Score | 433,298 (Total) (v10) | |
| Extra | ||
| GPS | Yes, with GPS, BeiDou, GLONASS, Galileo, QZSS | |
| Fingerprint Sensor | No | Yes, Side |
| Face Unlock | Yes | |
| Sensors | Accelerometer, Compass | Accelerometer, Ambient Light Sensor, E-Compass, Proximity Sensor, Side Mounted Capacitive Fingerprint Sensor |
| 3.5mm Headphone Jack | Yes | Yes |
| AI Features | AI Erase, AI Photo Enhance, Ultra HD Document, Al Screen Translation | |
| Splash Resistant | Yes | |
| IP Rating | IP64 | |
| Dust Resistant | Yes | |
| Camera | ||
| Rear Camera | 13 MP | 50 MP ƒ/1.8 (Wide Angle) 2 MP ƒ/2.4 |
| Camera Sensor | Sony AI Camera | |
| Auto Focus | Yes | |
| Features | Face detection, Touch to focus | Night, Portrait, photo, video, 50 MP, panorama, documents, Slo-mo, Time-lapse, Pro, Live Photo |
| Video Recording | 1080p @ 30 fps FHD | |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 16 MP | 5 MP ƒ/2.2 (Wide Angle) Screen Flash |
| Front Video Recording | 1080p | |
| Technical | ||
| OS | Android v6.0 (Marshmallow) | Android v15 |
| Custom UI | Funtouch OS 15 | |
| Chipset | Qualcomm Snapdragon MSM8937 | Mediatek Dimensity 6300 |
| CPU | 1.4 GHz, Octa Core Processor | 2.4 GHz, Octa Core Processor |
| Core Details | 2X Arm Cortex-A76@2.4GHz & 6X Arm Cortex-A55@2.0GHz | |
| Fabrication Node | 6nm | |
| GPU | Adreno 505 | Arm Mali-G57 MC2 |
| Java | Yes, via 3rd party | No |
| Browser | Yes | |
| Multimedia | ||
| Yes | ||
| Music | AAC, WAV, MP3, MIDI, VORBIS, APE, FLAC | |
| Video | MP4, 3GP, AVI, FLV, MKV, WEBM, TS, ASF | |
| FM Radio | No | Yes |
| Document Reader | Yes | |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 3000 mAh, Li-ion Battery | 6000 mAh, Li-ion Battery |
| Fast Charging | Yes, 15W | |
| Talk Time | 37 hours | |
| Video Playback Time | 22 hours | |
| Music Playback Time | 70 hours | |