Oukitel WP55 Pro vs Ulefone Armor 9E: 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 Oukitel WP55 Pro and Ulefone Armor 9E aim to deliver this, but they take different approaches to performance and efficiency. The WP55 Pro boasts a newer, more efficient chipset, while the Armor 9E represents a more established, though older, platform. This comparison will dissect the key differences to help you choose the right tool for the job.
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🏆 Quick Verdict

For the average user prioritizing performance and longevity, the Oukitel WP55 Pro emerges as the stronger contender. Its Dimensity 7025 chipset, built on a 6nm process, offers a significant advantage in both processing power and power efficiency compared to the Ulefone Armor 9E’s 12nm Helio P90. The WP55 Pro’s superior battery endurance further solidifies its position.

PHONES
Phone Names Oukitel WP55 Pro Ulefone Armor 9E
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, 12, 13, 17, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 66
5G bands1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 40, 41, 66, 71, 77, 78 SA/NSA-
SpeedHSPA, LTE, 5GHSPA 42.2/11.5 Mbps, LTE Cat12 600/150 Mbps
TechnologyGSM / HSPA / LTE / 5GGSM / CDMA / HSPA / EVDO / LTE
 -CDMA2000 1xEV-DO
Launch
Announced2024, December2020, September 08. Released 2020, September 08
StatusAvailable. Released 2025, March 15Discontinued
Body
Build-Front glass, aluminum back with rubber, aluminum frame
Dimensions172.2 x 81 x 15.3 mm (6.78 x 3.19 x 0.60 in)168.2 x 82 x 15 mm (6.62 x 3.23 x 0.59 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight360 g (12.70 oz)324 g (11.43 oz)
 -IP68/IP69K dust/water resistant (up to 1.5m for 30 min) Drop-to-concrete resistance from up to 1.2m MIL-STD-810G compliant
Display
ProtectionCorning Gorilla Glass 5, Mohs level 5Scratch-resistant glass, oleophobic coating
Resolution1080 x 2408 pixels, 20:9 ratio (~400 ppi density)1080 x 2340 pixels, 19.5:9 ratio (~409 ppi density)
Size6.6 inches, 104.9 cm2 (~75.2% screen-to-body ratio)6.3 inches, 97.4 cm2 (~70.6% screen-to-body ratio)
TypeIPS LCD, 120Hz, 450 nitsIPS LCD
Platform
CPUOcta-core (2x2.5 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)Octa-core (2x2.2 GHz Cortex-A75 & 6x2.0 GHz Cortex-A55)
ChipsetMediatek Dimensity 7025 (6 nm)Mediatek MT6779 Helio P90 (12 nm)
GPUIMG BXM-8-256PowerVR GM9446
OSAndroid 15Android 10
Memory
Card slotmicroSDXC (uses shared SIM slot)microSDXC (uses shared SIM slot)
Internal512GB 16GB RAM128GB 8GB RAM
 -UFS 2.1
Main Camera
FeaturesLED flash, HDR, panoramaQuad-LED flash, HDR, panorama
Quad-64 MP, f/1.9, 26mm (wide), 1/1.72", 0.8µm, PDAF 8 MP, f/2.4, 100˚ (ultrawide), 1/4.0", 1.12µm 2 MP (macro) Auxiliary lens
Triple108 MP, f/1.9, (wide), 1/1.8", PDAF 8 MP, f/2.2, (night vision), 1/1.78", AF 2 MP (macro)-
Video4K@30fps4K@30fps, 1080p@30fps
Selfie camera
Features-HDR, panorama
Single32 MP, f/2.2, (wide), 1/2.74"8 MP, f/2.2
Video1080p@30fps1080p@30fps
Sound
3.5mm jack -Yes
35mm jackNoYes
Loudspeaker YesYes
Comms
Bluetooth5.2, A2DP, LE5.0, A2DP, LE
NFCYesYes
PositioningGPS, GLONASS, GALILEO, BDSGPS, GLONASS, GALILEO, BDS
RadioFM radioFM radio, RDS, recording
USBUSB Type-C 2.0, OTGUSB Type-C 2.0, OTG, accessory connector
WLANWi-Fi 802.11 a/b/g/n/ac, dual-bandWi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct
Features
SensorsFingerprint (side-mounted), accelerometer, gyro, proximity, compassFingerprint (side-mounted), accelerometer, gyro, proximity, compass, coulombmeter
 -Endoscope mount (camera sold separately)
Battery
Charging33W wired Reverse wired18W wired
TypeLi-Po 11000 mAhLi-Po 6600 mAh
Misc
ColorsBlack, OrangeBlack
Price-About 290 EUR
EU LABEL
Battery105:49h endurance, 1000 cycles-
EnergyClass B-
Free fallClass A (270 falls)-
RepairabilityClass C-

Oukitel WP55 Pro

  • Superior chipset performance with the Dimensity 7025
  • Exceptional battery life (105:49h endurance)
  • Faster 33W charging with reverse wired charging
  • Potentially better image processing capabilities

  • May command a higher price point
  • Rugged design may add bulk

Ulefone Armor 9E

  • Potentially lower price point
  • Proven Helio P90 chipset (reliable, if not cutting-edge)
  • Rugged design for durability
  • Solid build quality expected from Ulefone

  • Slower 18W charging
  • Less powerful chipset for demanding tasks
  • Lower battery endurance compared to WP55 Pro
  • Older 12nm process leads to lower efficiency

Display Comparison

Display specifications are absent from the provided data, but considering the target market, both devices likely feature durable, reinforced displays. However, the chipset difference suggests the WP55 Pro could potentially support a higher refresh rate panel, offering smoother scrolling and animations. The 6nm Dimensity 7025 has more headroom for driving a more demanding display than the 12nm Helio P90. Expect both to prioritize visibility in direct sunlight, a key feature for outdoor use.

Camera Comparison

Camera details are missing, but given the rugged phone segment, image quality is often secondary to durability. However, the processing power of the Dimensity 7025 in the WP55 Pro suggests superior image processing capabilities, potentially leading to better dynamic range and noise reduction in photos and videos. The Armor 9E’s Helio P90 will likely struggle with complex image processing algorithms, especially in low-light conditions. Without sensor details, it’s difficult to make a definitive statement, but the chipset advantage favors the WP55 Pro.

Performance

The core of the difference lies in the chipsets. The Oukitel WP55 Pro’s Mediatek Dimensity 7025 (6nm) is a clear upgrade over the Ulefone Armor 9E’s Helio P90 (12nm). The 6nm fabrication process allows for higher transistor density and improved power efficiency, translating to better sustained performance and less heat generation. While both CPUs feature a similar core configuration (2x high-performance + 6x efficiency cores), the Cortex-A78 cores in the Dimensity 7025 are architecturally superior to the Cortex-A75 cores in the Helio P90, offering a noticeable performance boost in CPU-bound tasks. This benefits users running mapping applications, complex spreadsheets, or multitasking between several apps.

Battery Life

The Oukitel WP55 Pro boasts an impressive 105:49h endurance rating, significantly exceeding what we’d expect from a phone with the Armor 9E’s 18W charging. While the Armor 9E’s battery capacity is unknown, the slower charging speed suggests a smaller battery or less efficient power management. The WP55 Pro’s 33W charging is also a significant advantage, allowing for faster top-ups when needed. The 1000 charge cycle claim for the WP55 Pro also indicates a focus on long-term battery health, a crucial factor for users who rely on their phones for extended periods.

Buying Guide

Buy the Oukitel WP55 Pro if you need a rugged phone capable of handling demanding tasks like extended navigation, data-intensive work apps, or moderate gaming, all while benefiting from exceptional battery life. Buy the Ulefone Armor 9E if you prioritize a lower initial cost and are primarily focused on basic communication, light usage, and appreciate a proven, if less powerful, chipset.

Frequently Asked Questions

❓ Will the Oukitel WP55 Pro’s Dimensity 7025 handle demanding apps like offline maps and GPS navigation for extended periods without significant throttling?
Yes, the Dimensity 7025’s 6nm process and improved thermal efficiency are designed to handle sustained workloads. While all phones throttle under extreme conditions, the WP55 Pro is better equipped to maintain performance during long navigation sessions compared to the Armor 9E’s Helio P90, which is more prone to overheating.
❓ How does the 33W charging on the Oukitel WP55 Pro compare to the 18W charging on the Ulefone Armor 9E in real-world usage?
The 33W charging on the WP55 Pro will significantly reduce charging times. Expect a much faster 0-100% charge compared to the Armor 9E. While exact times depend on battery capacity (which is unknown for the Armor 9E), the WP55 Pro will likely gain several hours of usage from a short 30-minute charge, a crucial benefit for users who need to quickly top up their battery in the field.
❓ Is the 1000 charge cycle claim for the Oukitel WP55 Pro’s battery a significant advantage for long-term ownership?
Absolutely. A 1000 charge cycle rating indicates that the battery is designed to retain a substantial portion of its original capacity even after being fully charged and discharged 1000 times. This is a strong indicator of long-term battery health and reduces the likelihood of needing a battery replacement within the typical lifespan of the phone.