Doogee V31GT vs Blackview BV9900 Pro
| Type | Touch | Touch |
| Waterproofness & dust-resistance | IP68, IP69K | IP68, IP69 |
| Dimensions | 178.50 x 83.10 x 17.90 mm | 156.50 x 78.30 x 14.20 mm |
| Weight | 390.00 g | 273.00 g |
| Display size | 6.58" | 5.84" |
| Display | Color / IPS TFT 16M colors 120 Hz 1080 x 2408 px (6.58") 401 ppi | Color / IPS TFT 16M colors 1080 x 2280 px (5.84") 432 ppi |
| Display protection | Corning Gorilla Glass Buy screen protector
 | Corning Gorilla Glass Buy screen protector
|
| Additional display |  | |
| Protection of the secondary display | | |
| Talk time (max.) | 4G: 2820 min. (47.0 h) | 2G: 1680 min. (28.0 h) |
| Stand-by (max.) | 4G: 720 h. (30.0 days) | 3G: 528 h. (22.0 days) |
| Playback time (max.) | Audio: 33 h (1.4 days) Video: 18 h (0.8 days) | Audio: 22 h (0.9 days) Video: 8 h (0.3 days) |
| Internet browsing time (max.) | 4G: 17 h (0.7 days) | nd |
| Standard battery | Li-Ion 10800 mAhBuy powerbank
| Li-Ion 4380 mAhBuy powerbank
|
| Quick battery charging |  | Pump Express |
| Wireless battery charging | | Qi |
| Internal memory | 256 GB | 128 GB |
| RAM memory | 12 GB | 8 GB |
| Memory cards | microSD, microSDHC, microSDXC up to 2000 GBBuy memory card | microSD, microSDHC, microSDXC up to 2000 GBBuy memory card |
| Operating system | Android 13 | Android 9.0 Pie |
| Processor | MediaTek Dimensity 1080 MT6877TT | MediaTek Helio P90 MT6779 |
| Processor clock | 2600 MHz | 2200 MHz |
| GPU | ARM Mali-G68 MC4 | IMG PowerVR GM9446 |
| Touchscreen | | |
| SAR (10g) |  | 0,959 W/kg |
| DualSIM | | |
| SIM cards standard | DualSIM(nanoSIM, nanoSIM) | DualSIM(nanoSIM, nanoSIM) |
| DualSIM mode | dual standby | dual standby |
| Hybrid DualSIM | nanoSIM, microSD | nanoSIM, microSD |
| Announced | 3Q 2023 | 4Q 2019 |
| Other names | V31 GT | - |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 850 900 1900 2100 | 850 900 1700 1900 2100 |
| LTE standard | FDD LTE: 2600, 2100, 1900, 1800, 1700, 900, 850, 800, 700 TDD LTE: 2600, 2500, 2300, 2000, 1900 | FDD LTE: 2600, 2100, 1900, 1800, 1700, 900, 850, 800, 700 TDD LTE: 2600, 2500, 2300, 2100, 1900 |
| Standard 5G | | |
| CDMA | | 850 1900 CDMA2000 1xEV-DO |
| Standard TD-SCDMA | 1900 2000 | |
| UMA | | |
CAMERAS - BACK
| First camera | | |
| Camera type | Standard | Standard |
| Photo sensor model | Sony IMX766 | Sony IMX582 |
| Photo matrix | 50 Mpx | 48 Mpx |
| Sensor size | 1/1,56 | 1/2 |
| Pixel size | 1 µm | |
| Resolution | 8192x6144 px | 8000x6000 px |
| Optical zoom | | |
| Number of lenses | 7 | |
| Field of view | 90 ° | |
| Flash | LED | LED |
| Dual-colour LED flash | | |
| Video resolution | 3840x2160 px | 3840x2160 px |
| Video formats | H.264, H.265, MPEG4 | H.263, H.264, H.265, MPEG4 - 30 fps |
| Additional | AF, EIS, f/1.8 | AF, f/1.79 |
| Second camera | | |
| Photo sensor model | | GalaxyCore GC5035 |
| Photo matrix | 24 Mpx | 5 Mpx |
| Sensor size | | 1/5 |
| Pixel size | | 1,12 µm |
| Resolution | | 2592x1944 px |
| Optical zoom | | |
| Number of lenses | 6 | |
| Flash | LED | LED |
| Dual-colour LED flash | | |
| Video formats | H.264, H.265, MPEG4 | H.263, H.264, H.265, MPEG4 - 30 fps |
| Additional | FF, f/1.8 | FF, f/2.4 |
| Third camera | | |
| Camera type | | Macro |
| Photo sensor model | Samsung S5K4H8 | GalaxyCore GC2375H |
| Photo matrix | 8 Mpx | 2 Mpx |
| Sensor size | 1/4 | 1/5 |
| Pixel size | 1,12 µm | 1,75 µm |
| Resolution | 3264x2448 px | 1600x1200 px |
| Optical zoom | | |
| Number of lenses | 5 | |
| Field of view | 86 ° | |
| Flash | LED | LED |
| Dual-colour LED flash | | |
| Video formats | H.264, H.265, MPEG4 | H.263, H.264, H.265, MPEG4 - 30 fps |
| Additional | FF, f/1.8 | FF, f/2.4 |
| Fourth camera | | |
| Photo sensor model | Tiny1-C | FLIR Lepton |
| Photo matrix | 0.05 Mpx | |
| Pixel size | 12 µm | 12 µm |
| Resolution | 256x192 px | 80x60 px |
| Optical zoom | | |
| Field of view | | 71 ° |
| Flash | LED | |
| Dual-colour LED flash | | |
| Video formats | H.264, H.265, MPEG4 | H.263, H.264, H.265, MPEG4 - 30 fps |
| Additional | FF | FF |
CAMERAS - FRONT
| First camera | | |
| Camera type | Portrait | Portrait |
| Photo sensor model | Sony IMX616 | Samsung S5K3P9 |
| Photo matrix | 32 Mpx | 16 Mpx |
| Sensor size | 1/2,8 | 1/3,1 |
| Pixel size | 0,8 µm | 1 µm |
| Resolution | 6528x4896 px | 4640x3488 px |
| Optical zoom | | |
| Number of lenses | 5 | |
| Field of view | 88 ° | |
| Flash | LED | |
| Dual-colour LED flash | | |
| Video resolution | 1920x1080 px | |
| Video formats | H.264, H.265, MPEG4 | H.263, H.264, H.265, MPEG4 - 30 fps |
| Additional | FF, f/2.0 | AF, f/2.0 |
SENSORS
| Accelerometer | | |
| Proximity | | |
| Light | | |
| Magnetometer | | |
| Gyroscope | | |
| Barometer | | |
| Altimeter | | |
| Gravity | | |
| Hall-effect | | |
| Iris scanner | | |
| Fingerprint scanner | | |
| Thermometer | | |
| Hygrometer | | |
Data transfer
| xHTML | | |
| WAP | v2.0 | v2.0 |
| HSCSD | | |
| HSDPA | 42.20 Mbit/s | 42.20 Mbit/s |
| HSUPA | 5.76 Mbit/s | 5.76 Mbit/s |
| HSPA | | |
| HSPA+ | | |
| LTE DL | - | 603.00 Mbit/s |
| LTE UP | - | - |
| WIMAX+ | | |
| GPRS | | |
| EDGE | | |
| Bluetooth | v5.2 | v5.0 |
| A2DP Profile | | |
| HDMI | | |
| WiFi | v802.11 a/b/g/n/ac/ax | v802.11 a/b/g/n/ac |
| WiFi frequencies | 2,4 GHz; 5 GHz | 2,4 GHz; 5 GHz |
| WiFi Direct | | |
| WiFi Display | | |
| DLNA | | |
| Miracast | | |
| WiFi hotspot | | |
| IrDA | | |
| USB | v2.0 Type-C | v2.0 Type-C |
| GPS | | |
| A-GPS | | |
| GLONASS | | |
| Beidou | | |
| Galileo | | |
| QZSS | | |
| NFC | | |
COMMUNICATION AND MESSAGING
| Call waiting | | |
| Conferency | | |
| Call forwarding | | |
| Push To Talk | | |
| Instant Messenger | | |
| SMS | | |
| EMS | | |
| MMS | | |
| Dictionary | T9 | T9 |
| Swype | | |
| e-mail client | POP3, IMAP4, SMTP | POP3, IMAP4, SMTP |
| Hardware QWERTY keyboard | | |
| RSS Reader | | |
Multimedia
| Radio | | |
| MP3 | | |
| Stereo speakers | 2 | |
| Audio Jack | | 3.5 mm |
| HD Voice | | |
| Sound formats | AAC, AAC+, ALAC, AMR, APE, FLAC, MID, MKA, WAV, eAAC+ | AAC, AAC+, AMR, APE, FLAC, MID, OGG, WAV, eAAC+ |
| Polyphony | | |
| Video ringtone | | |
| Ring composer | | |
| Games | | |
| Java | ART | ART |
| Videophone | | |
| DVB-H television | | |
| TV-Out | | |
PIM AND ADDITIONAL FUNCTIONS
| Watch | | |
| Stopwatch | | |
| Alarm | | |
| Calculator | | |
| Currency converter | | |
| Organizer | | |
| Calendar | | |
| Flight mode | | |
| SyncML | | |
| Data and fax | | |
| Screensaver | | |
| Themes | | |
| Interchangeable covers | | |
| Voice dial | | |
| Speakerphone | | |
| Recorder | | |
| Vibrations | | |