Doogee Fire 3 Ultra vs Doogee S40
| Type | Touch | Touch |
| Waterproofness & dust-resistance | IP68, IP69K | IP68, IP69K |
| Dimensions | 162.50 x 77.40 x 17.80 mm | 158.20 x 79.40 x 14.10 mm |
| Weight | 290.00 g | 238.00 g |
| Display size | 5.45" | 5.50" |
| Display | Color / IPS TFT 16,7M colors 60 Hz 720 x 1440 px (5.45") 295 ppi | Color / IPS TFT 16M colors 480 x 960 px (5.50") 195 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: 2920 min. (48.7 h) | 2G: 1980 min. (33.0 h) |
| Stand-by (max.) | 4G: 610 h. (25.4 days) | 2G: 505 h. (21.0 days) |
| Playback time (max.) | Audio: 108 h (4.5 days) Video: 41 h (1.7 days) | Video: 16 h (0.7 days) |
| Internet browsing time (max.) | nd | 3G: 105 h (4.4 days) |
| Standard battery | Li-Ion 8350 mAhBuy powerbank
| Li-Po 4650 mAhBuy powerbank
|
| Quick battery charging |  | |
| Wireless battery charging | | |
| Internal memory | 256 GB | 32 GB, 16 GB |
| RAM memory | 6 GB | 3 GB, 2 GB |
| Memory cards | microSD, microSDHC, microSDXC up to 2000 GBBuy memory card | microSD, microSDHC up to 32 GBBuy memory card |
| Operating system | Android 15 | Android 9.0 Pie |
| Processor | Unisoc Tiger T606 UMS9230 T7200 | MediaTek MT6739 |
| Processor clock | 1600 MHz | 1500 MHz |
| GPU | Mali-G57 MP1 @650 MHz | PowerVR GE8100 @570 MHz |
| Touchscreen | | |
| DualSIM | | |
| SIM cards standard | DualSIM(nanoSIM, nanoSIM) | DualSIM(nanoSIM, nanoSIM) |
| DualSIM mode | dual standby | dual standby |
| Hybrid DualSIM | | nanoSIM, microSD |
| Announced | 3Q 2025 | 1Q 2019 |
| Other names | - | - |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 850 900 1700 1900 2100 | 900 2100 |
| LTE standard | FDD LTE: 2600, 2100, 1900, 1800, 1700, 900, 850, 800, 700 TDD LTE: 2600, 2500, 2300, 2100, 1900 | FDD LTE: 2600, 2100, 1800, 900, 800 |
| Standard 5G | |  |
| CDMA | | |
| Standard TD-SCDMA | | |
| UMA | | |
CAMERAS - BACK
| First camera | | |
| Camera type | Standard | |
| Photo sensor model | | Samsung |
| Photo matrix | 16 Mpx | 8 Mpx |
| Optical zoom | | |
| Flash | LED | 2x LED |
| Dual-colour LED flash | | 1+1 |
| Video resolution | 1920x1080 px | 1920x1080 px |
| Video formats | H.264, H.265, MPEG4 - 30 fps | MPEG4, H.263, H.264 |
| Additional | AF, f/1.8 | AF, f/2.2 |
| Second camera | | |
| Photo matrix | 20 Mpx | 5 Mpx |
| Resolution | | 2592x1944 px |
| Optical zoom | | |
| Flash | LED | 2x LED |
| Dual-colour LED flash | | 1+1 |
| Video formats | | MPEG4, H.263, H.264 |
| Additional | FF | - |
CAMERAS - FRONT
| First camera | | |
| Camera type | Portrait | |
| Photo matrix | 8 Mpx | 5 Mpx |
| Resolution | | 3264x2448 px |
| Optical zoom | | |
| Flash | | |
| Dual-colour LED flash | | |
| Video formats | | MPEG4, H.263, H.264 |
| Additional | FF, f/2.2 | f/2.2 |
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 | - | - |
| LTE UP | - | 51.00 Mbit/s |
| WIMAX+ | | |
| GPRS | | |
| EDGE | | |
| Bluetooth | v5.0 | |
| A2DP Profile | | |
| HDMI | | |
| WiFi | v802.11 a/b/g/n/ac | v802.11 b/g/n |
| WiFi frequencies | 2,4 GHz; 5 GHz | 2,4 GHz |
| WiFi Direct | | |
| WiFi Display | | |
| DLNA | | |
| Miracast | | |
| WiFi hotspot | | |
| IrDA | | |
| USB | v2.0 Type-C | v2.0 |
| 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 | | |
| Audio Jack | 3.5 mm | 3.5 mm |
| HD Voice | | |
| Sound formats | AAC, AAC+, AMR, MID, WAV, eAAC+ | AAC, ALAC, AMR, APE, FLAC, M4A, MKA, WAV |
| 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 | | |