Doogee V31GT vs Cat S75: A Deep Dive into Rugged Smartphone Performance

The rugged smartphone market caters to a specific user – those needing durability and reliability in challenging environments. Both the Doogee V31GT and Cat S75 offer this, but diverge significantly in their approach to performance and convenience. The V31GT prioritizes raw processing power with the Dimensity 1080, while the S75 leans towards wireless convenience with its 15W wireless charging capability. This comparison will dissect these differences to help you choose the right tool for your needs.
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🏆 Quick Verdict

For users prioritizing performance and rapid charging, the Doogee V31GT is the clear winner. Its Dimensity 1080 chipset offers a noticeable performance edge over the Cat S75’s Dimensity 930, and the 66W wired charging is significantly faster. However, those valuing wireless charging and a potentially more refined software experience may prefer the Cat S75.

PHONES
Phone Names Doogee V31GT Cat S75
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 661, 2, 3, 4, 5, 7, 8, 20, 28, 32, 38, 39, 40, 41
5G bands1, 3, 7, 28, 38, 41, 77, 78, 79 SA/NSA1, 2, 3, 5, 7, 8, 20, 23, 28, 38, 40, 41, 75, 77, 78, 255, 256 SA/NSA/Sub6/mmWave
SpeedHSPA, LTE, 5GHSPA, LTE, 5G
TechnologyGSM / CDMA / HSPA / LTE / 5GGSM / HSPA / LTE / 5G
Launch
Announced2023, September2023, February 24
StatusAvailable. Released 2023, SeptemberAvailable. Released 2023, July
Body
Build-Glass front (Gorilla Glass Victus), plastic back, aluminum frame
Dimensions178.5 x 83.1 x 17.9 mm (7.03 x 3.27 x 0.70 in)171 x 80 x 11.9 mm (6.73 x 3.15 x 0.47 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight390 g (13.76 oz)268 g (9.45 oz)
 -IP68/IP69 dust/water resistant (up to 5m for 35 min) Drop-to-concrete resistance from up to 1.8m MIL-STD-810H compliant
Display
ProtectionCorning Gorilla Glass 5Corning Gorilla Glass Victus
Resolution1080 x 2400 pixels, 20:9 ratio (~400 ppi density)1080 x 2408 pixels, 20:9 ratio (~400 ppi density)
Size6.58 inches, 104.5 cm2 (~70.5% screen-to-body ratio)6.6 inches, 104.9 cm2 (~76.7% screen-to-body ratio)
TypeIPS LCD, 120HzIPS LCD, 120Hz
Platform
CPUOcta-core (2x2.6 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)Octa-core (2x2.2 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
ChipsetMediatek Dimensity 1080 (6 nm)Mediatek Dimensity 930 (6 nm)
GPUMali-G68 MC4IMG BXM-8-256
OSAndroid 13Android 12
Memory
Card slotmicroSDXC (uses shared SIM slot)microSDXC (uses shared SIM slot)
Internal256GB 12GB RAM128GB 6GB RAM
Main Camera
FeaturesLED flash, HDR, panoramaDual-LED flash, HDR, panorama
Quad50 MP, f/1.8, (wide), 1/1.56", 1.0µm, PDAF 24 MP, f/1.8, (night vision), 2 infrared night vision lights 8 MP, f/1.8, (wide) 256×192 pixels thermal camera-
Single-8 MP, f/2.0, (wide)
Triple-50 MP, f/1.8, (wide), PDAF 8 MP, f/2.2, (ultrawide) 2 MP (macro)
Video4K@30fps, 1080p@30fps1080p@30fps
Selfie camera
Single32 MP, f/1.8, (wide), 1/2.8", 0.8µm8 MP, f/2.0, (wide)
Video1080p@30fps1080p@30fps
Sound
3.5mm jack -No
35mm jackNoNo
Loudspeaker Yes, with stereo speakersYes
Comms
Bluetooth5.2, A2DP, LE5.1, A2DP, LE
NFCYes (market/region dependent)Yes
PositioningGPS (L1+L5), GLONASS, GALILEO, BDSGPS (L1+L5), GALILEO, GLONASS, BDS
RadioFM radioUnspecified
USBUSB Type-C 2.0, OTGUSB Type-C 2.0, OTG
WLANWi-Fi 802.11 a/b/g/n/ac/6, dual-bandWi-Fi 802.11 a/b/g/n/ac, dual-band
Features
SensorsFingerprint (side-mounted), accelerometer, gyro, proximity, compassFingerprint (rear-mounted), accelerometer, gyro, proximity, compass
 -Emergency SOS via satellite (Bullitt Satellite Connect service)
Battery
Charging66W wired, 55% in 30 min Reverse wired15W wireless
Type10800 mAhLi-Po 5000 mAh
Misc
ColorsBlack, Gold, SilverBlack
Models-BM1S1B
Price-About 600 EUR

Doogee V31GT

  • Faster processor for demanding tasks
  • Significantly faster 66W wired charging
  • Potentially better image processing speed

  • No wireless charging
  • Potentially higher thermal throttling under sustained load

Cat S75

  • Convenient 15W wireless charging
  • Potentially more refined software experience
  • Rugged design for durability

  • Slower processor compared to the V31GT
  • Significantly slower charging speeds

Display Comparison

Neither device’s display specifications are provided, so a direct comparison is limited. However, given the market segment, both likely utilize IPS LCD panels for durability and visibility in direct sunlight. The absence of LTPO technology suggests neither will offer adaptive refresh rates for power saving. Bezels are likely to be substantial on both to reinforce the rugged design. Color accuracy will likely be secondary to robustness.

Camera Comparison

Without detailed camera specifications, a comprehensive comparison is difficult. However, the chipset difference suggests the V31GT may have a slight edge in image processing speed. Both phones likely employ Mediatek’s Imagiq ISP, but the 1080’s more powerful CPU can handle more complex algorithms. The absence of information regarding sensor size and OIS makes it impossible to determine which phone captures better images in low light. It’s reasonable to assume both will include a standard wide, ultrawide, and potentially a macro lens, but the quality of these secondary sensors is often limited in rugged phones.

Performance

The Doogee V31GT’s Mediatek Dimensity 1080 (6nm) holds a clear advantage over the Cat S75’s Dimensity 930 (6nm). While both chips share an octa-core configuration with the same Cortex-A78 and A55 core arrangement, the 1080 boasts higher clock speeds (2.6 GHz vs 2.2 GHz for the A78 cores). This translates to faster application loading times, smoother multitasking, and improved gaming performance. The 6nm process node is identical, meaning thermal efficiency differences will be minimal, but the higher clock speeds of the V31GT will still generate more heat under sustained load. The V31GT will benefit users who frequently edit videos, play graphically demanding games, or run multiple apps simultaneously.

Battery Life

Battery capacity isn’t specified for either device, but the charging capabilities highlight a key difference. The Doogee V31GT’s 66W wired charging is significantly faster than the Cat S75’s 15W wireless charging. Doogee claims 55% charge in 30 minutes, suggesting a full charge in under an hour. The Cat S75, relying solely on wireless charging, will take considerably longer. While wireless charging offers convenience, it’s inherently less efficient than wired charging. Users prioritizing minimal downtime will strongly favor the V31GT’s rapid wired charging.

Buying Guide

Buy the Doogee V31GT if you need a rugged phone for demanding tasks like mobile gaming, running resource-intensive apps, or frequent data transfer, and value the fastest possible wired charging. Buy the Cat S75 if you prefer the convenience of wireless charging, anticipate using your phone primarily for communication and basic tasks, and appreciate a potentially more streamlined user experience focused on reliability over raw speed.

Frequently Asked Questions

❓ Will the Dimensity 1080 in the Doogee V31GT overheat during extended gaming sessions?
While the Dimensity 1080 is a powerful chip, the rugged design of the V31GT may limit passive cooling. Expect some thermal throttling during prolonged, graphically intensive gaming, but the 6nm process node should mitigate extreme overheating. Monitoring temperatures with a third-party app is recommended.
❓ Is the 15W wireless charging on the Cat S75 practical for daily use?
15W wireless charging is relatively slow compared to modern standards. It’s best suited for overnight charging or topping up the battery when a wired connection isn’t readily available. Users who frequently need to quickly recharge their phone will find it insufficient.
❓ Can either phone be used reliably in extremely cold temperatures?
Both phones are designed for rugged use, but extreme cold can significantly impact battery performance. Lithium-ion batteries experience reduced capacity in low temperatures. While both phones likely have some level of temperature resistance, prolonged exposure to freezing conditions will limit usability.