Realme GT 2 Pro (512GB) vs ZTE V821
Side by side comparison between Realme GT 2 Pro vs ZTE V821 phones, differences, pros, cons and full specifications. What's the better?
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6.7"
AMOLED
AMOLED
1440x3216
50
MP
MP
32mp
12GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
vs
What's the better phone? Realme GT 2 Pro (512GB)
The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!
6 Common items in both devices |
Only digital zoom |
Hands-free calling |
Vibrating alert |
2 slots (Dual-SIM) |
A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS, NavIC / A-GPS, GeoTagging |
USB 2.0 Type-C, USB OTG On-The-Go / MicroUSB 2.0 |
+ specs and more in the table below |
Check the comparison table below for more items that are not evaluated in comparison score above.
Highlight differences Clear highlight📱 Model features | ||
Realme GT 2 Pro (512GB) | ZTE V821 | |
Model | Realme GT 2 Pro (512GB) | ZTE V821 |
Other model names | Realme GT2 Pro 5G (RMX3300, RMX3301) | ZTE V821, ZTE GV821, ZTE GSM V821 Dual Chip, Dual SIM |
Country or region available | ![]() China | feature not registered |
Brand | Realme | ZTE |
Release date | 1/8/2022, Announced: 1/4/2022 | 6/1/2011 |
Depth | 8.2 millimeters (0.32 inches) | 12.4 millimeters (0.49 inches) |
Size (width x height) | 74.7 x 163.2 millimeters (2.94 x 6.43 in) | 61 x 110 millimeters (2.4 x 4.33 in) |
Weight | 189 grams (6.62 ounces) | 120 grams (4.2 ounces) |
Build, materials | Aluminum frame, glass front/back | feature not registered |
Protection against water and others | Water repellent nano-coating (don't immerse) | Not supported |
📲 Display | ||
Realme GT 2 Pro (512GB) | ZTE V821 | |
Display type | AMOLED | CSTN - passive matrix |
Screen size | 6.7" inches | 2.4" inches |
Screen-to-body ratio | ~88.6% (screen-to-body ratio) | ~26.6% (screen-to-body ratio) |
Display resolution | 1440x3216 pixels (20:9) | 320x240 pixels |
Touchscreen | Capacitive Multitouch | Resistive Single touch 1-point |
Pixel density (dot pitch) | 526 PPI | 167 PPI |
Colors | 1 billion | 65 thousand |
Scratch-resistant glass | Gorilla Glass Victus | Not supported |
Refresh rate | 120Hz | feature not registered |
Display features | 500nits[typ], 1400nits[peak] HDR10+ Touch Sampling Rate: 360Hz | feature not registered |
🤖 Operating System | ||
Realme GT 2 Pro (512GB) | ZTE V821 | |
System version | Android 12 | Android 2.2.1 Froyo |
Firmware update | feature not registered | feature not registered |
User Interface | Realme UI 3.0 | feature not registered |
⚙️ Processor | ||
Realme GT 2 Pro (512GB) | ZTE V821 | |
Chipset | 64bit: Qualcomm Snapdragon 8 Gen 1 (SM8450) (4nm) | MediaTek MT6516 |
CPU | Octa-core, 3 processors: 1x 3GHz ARM Cortex-X2 (Single-core) 3x 2.5GHz ARM Cortex-A710 (Triple-core) 4x 1.79GHz ARM Cortex-A510 (Quad-core) | Single-core, 1 processor: Single-core ARM926EJ-S rev 5 (Single-core) |
GPU graphical controller | Qualcomm Adreno 730 (818MHz) | feature not registered |
Performance (benchmark) | AnTuTu: 966251 (v9) Geekbench: 3501 (v5.1) GFXBench: 48fps (ES 3.1 onscreen) | feature not registered |
💽 Memory and storage | ||
Realme GT 2 Pro (512GB) | ZTE V821 | |
RAM memory | 12GB LPDDR5 | feature not registered |
Internal storage | 512GB (455GB available) UFS 3.1 | 256MB (100MB available) |
External storage | Not supported | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
Realme GT 2 Pro (512GB) | ZTE V821 | |
Dual-SIM | Dual-SIM Standby - Call active on one sim card | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) Standard mini-SIM (2FF) |
Maximum Download / Upload | 2000/1024 Mbps | 0.236 Mbps |
Network technology | 2G, 3G, 4G, 5G | 2G |
Frequency, bands | Expand band details Collapse details | |
GSM MHz band | Quad-Band 850/900/1800/1900 | Quad-Band 850/900/1800/1900 |
Primary 2G network | CDMA 800, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
Primary 3G network | CDMA2000 1xEV-DO UMTS 800/850/900/1700/1900/2100 | Not supported |
Primary 4G network | LTE Cat20 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 66) China/India version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 66) TD-LTE (34, 38, 39, 40, 41, 42) | Not supported |
Primary 5G network | SA/NSA (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78) | Not supported |
Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS, EDGE |
Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
Secondary 3G network | UMTS 800/850/900/1700/1900/2100 | Not supported |
Secondary 4G network | LTE Cat20 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 66) China/India version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 66) TD-LTE (34, 38, 39, 40, 41, 42) | Not supported |
Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS |
📷 Camera | ||
Realme GT 2 Pro (512GB) | ZTE V821 | |
Back camera (main camera) | (triple camera) 50 megapixels 50MP ultrawide f/2.215mm150°1/2.76"0.64µm 3MP microscope f/3.320mmAF40x-magnification | 2 megapixels |
Main camera resolution | 8160x6120 pixels | 1600x1200 pixels |
Video recording (primary) | 8K UHD (7680x4320) 24 fps | QCIF (176x144) |
Flash | Dual-LED flash | Not supported |
Focal aperture | f/1.8 (aperture) | feature not registered |
Focal length | 24mm (lens) | feature not registered |
Sensor size | 1/1.56" inches | feature not registered |
Pixel size | 1µm pixel | feature not registered |
Autofocus | PDAF: phase detection autofocus | Not supported |
Touch focus | Supported | feature not registered |
Image stabilization | OIS: Optical stabilization | feature not registered |
Zoom | Only digital zoom | Only digital zoom |
Face/smile detection | Face detection, Smile detection | feature not registered |
BSI sensor | Supported | feature not registered |
HDR | HDR photo/video on both cameras | feature not registered |
Camera extras | 4K@60fps 1080p@240fps Sony IMX766 (back) Sony IMX615 (front) | feature not registered |
📸 Front camera | ||
Realme GT 2 Pro (512GB) | ZTE V821 | |
Front camera (secondary) | 32 megapixels | Not supported |
Front camera resolution | 6528x4896 pixels | Not supported |
Video recording (secondary) | Full HD (1920x1080) | Not supported |
Front flash | Not supported | Not supported |
Focal aperture | f/2.4 (aperture) | feature not registered |
Focal length | 26mm (lens) | feature not registered |
Sensor size | 1/2.74" inches | feature not registered |
Pixel size | 0.8µm pixel | feature not registered |
🔉 Sound and multimedia | ||
Realme GT 2 Pro (512GB) | ZTE V821 | |
Loudspeaker | Stereo sound with dual speakers 24-bit/192kHz Dolby Atmos Hi-Res | Supported |
Active noise cancellation | 2 microphones or more | feature not registered |
Radio | Not supported | FM |
TV | Not supported | Not supported |
Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.264, H.263 |
Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
Realme GT 2 Pro (512GB) | ZTE V821 | |
USB | USB 2.0 Type-C, USB OTG On-The-Go | MicroUSB 2.0 |
Audio output | Type-C reversible connector | 3.5mm jack |
TV output | USB Type-C (reversible) | Not supported |
Bluetooth | 5.2 + A2DP/LE | 2.1 + A2DP |
WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g [wifi3] (2.4GHz) |
DLNA | Not supported | feature not registered |
GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS, NavIC | A-GPS, GeoTagging |
NFC | Supported | Not supported |
Infrared port | Not supported | feature not registered |
🧭 Sensors | ||
Realme GT 2 Pro (512GB) | ZTE V821 | |
Sensors | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor | Not supported |
Vibrating alert | Supported | Supported |
🔋 Battery | ||
Realme GT 2 Pro (512GB) | ZTE V821 | |
Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) Li3709T42P3h483757 |
Battery capacity | 5000 mAh | 900 mAh |
Charger, watts | 65W Wired fast charging | Wired charging |
Inductive / wireless charging | Not supported | feature not registered |
Talk time autonomy | feature not registered | 7.5 hours |
Standby | feature not registered | 316.7 hours (13.2 days) |
➕ Other features | ||
Realme GT 2 Pro (512GB) | ZTE V821 | |
Call control | Voice dialing, Voice recorder, Voice commands | Voice recorder |
Messaging | SMS (T9), MMS, E-mail, Push mail | SMS, MMS, E-mail |
Hands-free calling | Supported | Supported |
Video calling | Supported | Not supported |
Ringtones | Polyphonic and customized | Polyphonic and customized |
Web browser | HTML, XHTML, HTML5 | HTML, XHTML |
Antenna | Internal antenna | Internal antenna |
Qwerty physical keyboard | Not supported | Fixed QWERTY keyboard |
Miscellaneous | • Colors: Steel Black, Paper White, Green, Titanium Blue • Screen protector included • Protective case included | • Colors: Black on red • WiFi hotspot • Java framework |
☢️ Radiation rate | ||
Realme GT 2 Pro (512GB) | ZTE V821 | |
SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |