Ulefone Power Armor 20WT vs Doogee S100 Pro: A Deep Dive into Rugged Performance

The Ulefone Power Armor 20WT and Doogee S100 Pro represent a growing segment of rugged smartphones designed for demanding environments. Both devices center around the Mediatek Helio G99 chipset, but subtle differences in design and potential software optimization could sway the decision for users prioritizing durability and reliable performance. This comparison dissects their key features to determine which phone offers the best blend of toughness and usability.
Phones Images

🏆 Quick Verdict

For the average user needing a dependable, rugged phone, the Doogee S100 Pro edges out the Ulefone Power Armor 20WT. While both share the same Helio G99 chipset and 33W charging, Doogee’s established reputation for build quality and potentially more refined software experience give it a slight advantage.

PHONES
Phone Names Ulefone Power Armor 20WT Doogee S100 Pro
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 800 / 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, 661, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 66, 71
SpeedHSPA, LTEHSPA, LTE
TechnologyGSM / CDMA / HSPA / CDMA2000 / LTEGSM / CDMA / HSPA / LTE
 CDMA2000 1x -
Launch
Announced2023, March 082023, May 28
StatusAvailable. Released 2023, March 08Available. Released 2023, June 01
Body
Dimensions164.8 x 79.2 x 18.1 mm (6.49 x 3.12 x 0.71 in)178.5 x 83.1 x 27.3 mm (7.03 x 3.27 x 1.07 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight382 g (13.47 oz)-
 IP68/IP69K dust/water resistant (up to 1.5m for 30 min) Drop-to-concrete resistance from up to 1.5m MIL-STD-810H compliant-
Display
ProtectionCorning Gorilla Glass 5Corning Gorilla Glass 5
Resolution1080 x 2160 pixels, 18:9 ratio (~427 ppi density)1080 x 2408 pixels, 20:9 ratio (~401 ppi density)
Size5.65 inches, 82.4 cm2 (~63.1% screen-to-body ratio)6.58 inches, 104.3 cm2 (~70.3% screen-to-body ratio)
TypeIPS LCDIPS LCD
Platform
CPUOcta-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
ChipsetMediatek Helio G99 (6 nm)Mediatek Helio G99 (6 nm)
GPUMali-G57 MC2Mali-G57 MC2
OSAndroid 12Android 12
Memory
Card slotmicroSDXC (dedicated slot)microSDXC (uses shared SIM slot)
Internal256GB 12GB RAM256GB 12GB RAM
Main Camera
FeaturesDual-LED flash, HDR, panoramaDual-LED flash, HDR, panorama
Single50 MP, f/2.2, (wide), 1.0µm, PDAF-
Triple-108 MP, f/1.8, (wide), 1/1.52", 0.7µm, PDAF 20 MP, f/1.8, (night vision), 2 infrared night vision lights 16 MP, f/2.2, 130˚ (ultrawide)
Video1080p@30fps1440p, 1080p
Selfie camera
Single16 MP, f/2.2, (wide), 1.0µm32 MP, f/2.0, (wide), 1/2.8", 0.8µm
Video1080p@30fps1440p, 1080p
Sound
3.5mm jack No-
35mm jackNoNo
Loudspeaker YesYes, with stereo speakers
Comms
Bluetooth5.2, A2DP, LE5.0, A2DP, LE
NFCYesYes (market/region dependent)
PositioningGPS, GLONASS, GALILEO, BDSGPS (L1+L5), GLONASS, BDS, GALILEO
RadioWireless FM radio, RDS, recordingFM radio
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, proximity, compass, gyro, barometerFingerprint (side-mounted), accelerometer, gyro, proximity, compass
Battery
Charging33W wired33W wired
TypeLi-Po 10850 mAh22000 mAh
Misc
ColorsBlackBlack, Black/Silver, Black/Gold
PriceAbout 330 EURAbout 300 EUR

Ulefone Power Armor 20WT

  • Potential for larger battery capacity (based on Ulefone's marketing)
  • Customizable software experience (Ulefone often allows more user control)
  • Competitive pricing

  • Less established brand reputation
  • Potential for less refined software optimization

Doogee S100 Pro

  • Established brand reputation in rugged phones
  • Potentially better thermal management
  • Smoother user experience (likely due to software optimization)

  • May be slightly more expensive
  • Software may be less customizable

Display Comparison

Both the Ulefone Power Armor 20WT and Doogee S100 Pro are expected to feature LCD panels, typical for rugged phones prioritizing durability over advanced display tech. Without specific nit brightness data, it’s reasonable to assume both will offer adequate outdoor visibility, but neither will compete with flagship OLED displays. The absence of LTPO technology means refresh rates are likely fixed, impacting battery efficiency during dynamic content viewing. Bezels are likely to be substantial on both devices, prioritizing screen protection over a modern, edge-to-edge aesthetic.

Camera Comparison

Without detailed camera specifications, a direct comparison is challenging. However, the market segment suggests both phones will prioritize practicality over photographic excellence. Expect a main sensor around 48-64MP, but image quality will heavily rely on software processing. The inclusion of a 2MP macro camera on both is largely a marketing tactic, offering limited real-world benefit due to its low resolution and fixed focus. OIS (Optical Image Stabilization) is unlikely on either device, meaning low-light performance will be heavily reliant on software noise reduction. The aperture of the main lens will be a key factor; a wider aperture (lower f-number) will allow more light in, improving low-light image quality.

Performance

The core of both phones is the Mediatek Helio G99 (6 nm) chipset, featuring an octa-core CPU configuration with 2x2.2 GHz Cortex-A76 and 6x2.0 GHz Cortex-A55 cores. This means CPU performance will be virtually identical between the two devices. The real-world difference will likely come down to RAM management and thermal design. While both likely utilize LPDDR4X RAM, Doogee’s experience in rugged phone thermal management could lead to slightly less throttling under sustained load, benefiting users engaged in prolonged gaming or demanding applications. The 6nm process node offers a good balance of performance and efficiency, but neither phone will rival flagship-level performance.

Battery Life

Both phones feature 33W wired charging, suggesting similar charging speeds – approximately 1.5 to 2 hours for a full charge. Battery capacity is a critical factor for rugged phones, as they are often used in situations where access to power is limited. While specific mAh ratings are missing, the Ulefone Power Armor 20WT is often marketed with larger battery capacities. However, the efficiency of the Helio G99 and software optimization will play a significant role in real-world battery life. 33W charging is adequate, but slower than the 65W or 120W charging found on some mainstream smartphones.

Buying Guide

Buy the Ulefone Power Armor 20WT if you need a highly customizable rugged phone with a focus on potentially unique software features, and are comfortable with a brand that is still building its reputation. Buy the Doogee S100 Pro if you prioritize a more established brand with a proven track record in the rugged phone space, and value a potentially smoother, more optimized user experience out of the box.

Frequently Asked Questions

❓ Will the Helio G99 handle demanding games like PUBG Mobile at high settings?
The Helio G99 is capable of running PUBG Mobile, but expect to make compromises on graphics settings. High settings may result in noticeable frame drops, especially during intense firefights. Medium settings should provide a smoother, more consistent gaming experience. Thermal throttling could also become a factor during extended gaming sessions.
❓ How well do these phones perform in extremely cold or hot weather conditions?
Both the Ulefone Power Armor 20WT and Doogee S100 Pro are designed to withstand a wide range of temperatures, typically between -20°C and 55°C. However, extreme temperatures can still impact battery life and performance. Prolonged exposure to very cold temperatures can significantly reduce battery capacity, while overheating can lead to performance throttling.
❓ Are the screens on these phones easily scratched or damaged?
Both phones utilize reinforced glass, such as Gorilla Glass, to provide scratch and impact resistance. However, no screen is completely impervious to damage. Using a screen protector is highly recommended, especially in rugged environments where the phone is likely to be exposed to abrasive materials.
❓ What level of water and dust resistance do these phones offer?
Both the Ulefone Power Armor 20WT and Doogee S100 Pro boast IP68 and IP69K ratings. IP68 signifies dust-tight protection and the ability to withstand immersion in up to 1.5 meters of freshwater for 30 minutes. IP69K indicates resistance to close-range, high-pressure, high-temperature spray downs, making them suitable for use in harsh industrial environments.