Oukitel WP39 Pro vs. Cat S75: A Deep Dive into Rugged Smartphone Performance

The rugged smartphone market caters to a specific user base demanding durability and reliability. The Oukitel WP39 Pro and Cat S75 both aim to deliver, but they take different approaches. The WP39 Pro prioritizes exceptional battery life and a newer chipset, while the Cat S75 focuses on a more powerful processor and wireless charging convenience. This comparison dissects their strengths and weaknesses to determine which device best suits your needs.
Phones Images

🏆 Quick Verdict

For the average user prioritizing longevity and value, the Oukitel WP39 Pro emerges as the winner. Its impressive 109:23h battery endurance and modern Dimensity 6300 chipset offer a compelling package. While the Cat S75 boasts a more powerful Dimensity 930, the WP39 Pro’s battery life and charging capabilities provide a more practical advantage for outdoor enthusiasts and demanding professionals.

PHONES
Phone Names Oukitel WP39 Pro 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, 13, 17, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 66, 711, 2, 3, 4, 5, 7, 8, 20, 28, 32, 38, 39, 40, 41
5G bands1, 2, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 71, 77, 78 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 / HSPA / LTE / 5GGSM / HSPA / LTE / 5G
Launch
Announced2025, February 112023, February 24
StatusAvailable. Released 2025, March 15Available. Released 2023, July
Body
Build-Glass front (Gorilla Glass Victus), plastic back, aluminum frame
Dimensions172.2 x 81 x 15.2 mm (6.78 x 3.19 x 0.60 in)171 x 80 x 11.9 mm (6.73 x 3.15 x 0.47 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight360 g (12.70 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 5, Mohs level 5Corning Gorilla Glass Victus
Resolution1080 x 2408 pixels, 20:9 ratio (~400 ppi density)1080 x 2408 pixels, 20:9 ratio (~400 ppi density)
Size6.6 inches, 104.9 cm2 (~75.2% screen-to-body ratio)6.6 inches, 104.9 cm2 (~76.7% screen-to-body ratio)
TypeIPS LCD, 450 nitsIPS LCD, 120Hz
Platform
CPUOcta-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)Octa-core (2x2.2 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
ChipsetMediatek Dimensity 6300 (6 nm)Mediatek Dimensity 930 (6 nm)
GPUMali-G57 MC2IMG BXM-8-256
OSAndroid 14Android 12
Memory
Card slotmicroSDXC (uses shared SIM slot)microSDXC (uses shared SIM slot)
Internal512GB 12GB RAM128GB 6GB RAM
Main Camera
FeaturesLED flash, HDR, portrait, panoramaDual-LED flash, HDR, panorama
Single-8 MP, f/2.0, (wide)
Triple64 MP, f/1.9, (wide), 1/1.73", PDAF 8 MP, f/2.2, (night vision), AF 2 MP (macro)50 MP, f/1.8, (wide), PDAF 8 MP, f/2.2, (ultrawide) 2 MP (macro)
Video1440p@30fps1080p@30fps
Selfie camera
Single32 MP, f/2.2, (wide), 1/2.74"8 MP, f/2.0, (wide)
Video1080p@30fps1080p@30fps
Sound
3.5mm jack -No
35mm jackNoNo
Loudspeaker YesYes
Comms
Bluetooth5.2, A2DP, LE5.1, A2DP, LE
NFCYesYes
PositioningGPS, 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, 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
Charging33W wired, 100% in 187 min Reverse wired15W wireless
TypeLi-Po 11000 mAhLi-Po 5000 mAh
Misc
ColorsBlack, Grey, GreenBlack
Models-BM1S1B
Price-About 600 EUR
EU LABEL
Battery109:23h endurance, 1100 cycles-
EnergyClass B-
Free fallClass A (270 falls)-
RepairabilityClass C-

Oukitel WP39 Pro

  • Exceptional battery life (109:23h endurance)
  • Modern Mediatek Dimensity 6300 chipset
  • Reverse wired charging capability
  • 1100 battery charge cycles for longevity

  • Potentially less powerful CPU than the Cat S75
  • No wireless charging

Cat S75

  • More powerful Mediatek Dimensity 930 chipset
  • Convenient 15W wireless charging
  • Potentially better camera system
  • Premium build quality (likely)

  • Significantly shorter battery life (estimated)
  • Slower charging speeds compared to WP39 Pro

Display Comparison

Neither device provides display specifications, so a direct comparison is limited. However, given the rugged focus, both likely employ durable, scratch-resistant glass. The Cat S75, positioned slightly higher in the market, *may* feature a marginally higher peak brightness for outdoor visibility, but this is speculative. The absence of LTPO technology on either suggests standard refresh rates, prioritizing power efficiency over fluid visuals.

Camera Comparison

Without detailed camera specs, a definitive comparison is challenging. However, the market positioning suggests the Cat S75 likely features a more sophisticated camera system. While both phones likely include standard features like HDR and scene detection, the Cat S75’s higher price point implies a larger sensor and potentially better image processing algorithms. The Oukitel WP39 Pro may compensate with software enhancements, but the Dimensity 930’s image signal processor (ISP) in the Cat S75 offers greater potential for image quality. The inclusion of a 2MP macro camera on either device is largely a marketing tactic, offering minimal practical benefit.

Performance

The Cat S75’s Mediatek Dimensity 930, featuring Cortex-A78 cores, offers a clear performance advantage over the Oukitel WP39 Pro’s Dimensity 6300 (Cortex-A76). The A78 cores are architecturally superior, translating to faster single-core performance and improved responsiveness in demanding tasks. However, both chipsets are fabricated on a 6nm process, suggesting comparable efficiency. The WP39 Pro’s newer chipset *may* benefit from incremental improvements in power management, but the Cat S75’s raw processing power will be noticeable in gaming and video editing. The WP39 Pro's 1100 charge cycles suggest a focus on long-term usability, mitigating potential performance degradation over time.

Battery Life

The Oukitel WP39 Pro’s battery endurance of 109:23h is a standout feature, dwarfing what is typically expected from a smartphone. This is coupled with 33W wired charging, achieving a full charge in 187 minutes. The Cat S75, lacking wired charging speed data, compensates with 15W wireless charging. While convenient, wireless charging is significantly slower. The WP39 Pro’s reverse wired charging capability adds further versatility, allowing it to charge other devices. The sheer longevity of the WP39 Pro’s battery makes it the clear winner for users prioritizing extended usage between charges.

Buying Guide

Buy the Oukitel WP39 Pro if you need a phone that can genuinely last for days on a single charge, and if you value a modern chipset at a competitive price. It’s ideal for extended trips, fieldwork, or anyone who dislikes frequent charging. Buy the Cat S75 if you prioritize raw processing power for demanding applications and prefer the convenience of wireless charging, even at the expense of battery endurance. It’s better suited for users who frequently use resource-intensive apps or games.

Frequently Asked Questions

❓ Does the Dimensity 6300 in the Oukitel WP39 Pro struggle with graphically intensive games like Genshin Impact?
While the Dimensity 6300 isn't a flagship chipset, it's capable of running Genshin Impact at medium settings with reasonable frame rates. However, prolonged gaming sessions may result in some thermal throttling. The Cat S75’s Dimensity 930 will provide a smoother experience at higher settings, but the WP39 Pro’s battery life will allow for longer uninterrupted gameplay.
❓ Is the 15W wireless charging on the Cat S75 practical for daily use, or is it too slow?
15W wireless charging is considerably slower than wired charging, taking several hours to fully charge the device. It's best suited for overnight charging or topping up the battery when a wired connection isn't convenient. The Oukitel WP39 Pro’s 33W wired charging is significantly faster and more practical for users who need a quick power boost.
❓ How does the ruggedness of the Oukitel WP39 Pro compare to the Cat S75 in terms of drop and water resistance?
Neither device provides specific drop test or IP ratings in the provided data. However, both brands specialize in rugged phones, suggesting they meet similar durability standards. Cat phones are generally known for adhering to MIL-STD-810H standards, which the WP39 Pro likely also meets. Further research into specific certifications is recommended for users with extreme requirements.