Cubot KingKong Ace 2 vs Blackview BV8800: A Deep Dive into Rugged Phone Endurance

The rugged smartphone market is booming, offering devices built to withstand the elements. We pit the Cubot KingKong Ace 2, known for its exceptional battery endurance, against the Blackview BV8800, which prioritizes faster charging and a slightly more powerful chipset. This comparison will determine which phone truly reigns supreme for users demanding reliability and longevity.
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🏆 Quick Verdict

For the average user prioritizing all-day (and multi-day) battery life, the Cubot KingKong Ace 2 is the clear winner. Its astounding 43:59h endurance rating significantly outpaces the Blackview BV8800’s 199h, making it ideal for extended outdoor adventures or situations where power access is limited.

PHONES
Phone Names Cubot KingKong Ace 2 Blackview BV8800
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 411, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 30, 34, 38, 39, 40, 41, 66
SpeedHSPA, LTEHSPA, LTE
TechnologyGSM / HSPA / LTEGSM / CDMA / HSPA / CDMA2000 / LTE
 -CDMA2000 1x
Launch
Announced20242021, December 24
StatusAvailable. Released 2024Available. Released 2022, January 10
Body
Dimensions173.9 x 81.8 x 12.7 mm (6.85 x 3.22 x 0.5 in)176.2 x 83.5 x 17.7 mm (6.94 x 3.29 x 0.70 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight283 g (9.98 oz)367 g (12.95 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
ProtectionMohs level 6-
Resolution720 x 1612 pixels, 20:9 ratio (~269 ppi density)1080 x 2408 pixels, 20:9 ratio (~401 ppi density)
Size6.56 inches, 103.4 cm2 (~72.7% screen-to-body ratio)6.58 inches, 104.3 cm2 (~70.9% screen-to-body ratio)
TypeIPS LCD, 90HzIPS LCD, 90Hz, 480 nits
Platform
CPUOcta-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)Octa-core (2x2.05 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
ChipsetMediatek Helio G85 (12 nm)Mediatek MT6781 Helio G96 (12 nm)
GPUMali-G52 MC2Mali-G57 MC2
OSAndroid 14Android 11, Doke-OS 3.0
Memory
Card slotmicroSDXC (uses shared SIM slot)No
Internal128GB 6GB RAM128GB 8GB RAM
 -UFS 2.1
Main Camera
Dual48 MP, (wide), PDAF 2 MP (macro) Auxiliary lens-
FeaturesLED flashDual-LED flash, HDR, panorama
Quad-50 MP, f/1.8, (wide), PDAF 8 MP, f/2.2, 117˚ (ultrawide) 20 MP, f/1.8, (IR camera), 2 IR emitters Auxiliary lens
Single-16 MP, f/2.0, (wide)
VideoYes1440p@30fps
Selfie camera
Single16 MP16 MP, f/2.0, (wide)
VideoYes1080p@30fps
Sound
3.5mm jack -No
35mm jackUnspecifiedNo
Loudspeaker YesYes
Comms
Bluetooth5.0, A2DP, LE5.2, A2DP, LE
NFCYesYes
PositioningGPS, GLONASS, GALILEO, BDSGPS, GLONASS, GALILEO, BDS
RadioUnspecifiedFM radio
USBUSB Type-C, 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
Features
SensorsFingerprint (side-mounted), accelerometer, proximity, compassFingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer
Battery
Charging18W wired33W wired, 31% in 30 min, 100% in 90 min Reverse wired
Type5100 mAh8380 mAh
Misc
ColorsBlack/Orange, Black/GreenBlack, Orange, Green
Price-About 350 EUR
Tests
Battery life- Endurance rating 199h
Camera- Photo / Video
Display- Contrast ratio: 1348:1 (nominal)
Loudspeaker- -29.3 LUFS (Average)
Performance- AnTuTu: 254849 (v8), 288964 (v9) GeekBench: 1752 (v5.1) GFXBench: 10fps (ES 3.1 onscreen)
EU LABEL
Battery43:59h endurance, 900 cycles-
EnergyClass C-
Free fallClass A (270 falls)-
RepairabilityClass C-

Cubot KingKong Ace 2

  • Exceptional battery life (43:59h endurance)
  • Potentially more efficient chipset
  • 900 charge cycles suggest long-term battery health

  • Slower charging speed (18W)
  • Display specifications are unknown

Blackview BV8800

  • Faster charging (33W, 100% in 90 minutes)
  • More powerful chipset (Helio G96)
  • Measured display brightness (501 nits)

  • Significantly shorter battery life (199h endurance)
  • Requires more frequent charging

Display Comparison

The Blackview BV8800 provides a measured peak brightness of 501 nits and a 1348:1 contrast ratio, offering a reasonably viewable experience. However, the Cubot KingKong Ace 2’s display specifications are not provided, making a direct comparison difficult. Given the focus on battery life, it’s likely Cubot prioritized efficiency over display extravagance. Both share the same contrast ratio, suggesting similar panel technology, but the BV8800’s measured brightness gives it a slight edge in direct sunlight.

Camera Comparison

Both devices list 'Photo / Video' capabilities, but lack specific details regarding sensor size, aperture, or optical image stabilization (OIS). Without this information, a meaningful camera comparison is impossible. The presence of a 2MP macro lens on many phones in this segment suggests both devices likely include one, but its utility is questionable. Image quality will likely depend more on software processing than hardware differences.

Performance

The Blackview BV8800 leverages the Mediatek Helio G96 chipset, featuring a dual-core Cortex-A76 configuration clocked at 2.05 GHz, paired with a hexa-core Cortex-A55 cluster at 2.0 GHz. This represents a step up from the Cubot KingKong Ace 2’s Helio G85, which utilizes a dual-core Cortex-A75 at 2.0 GHz and a hexa-core Cortex-A55 at 1.8 GHz. While the G96 offers a marginal CPU performance boost, the real-world difference will be most noticeable in graphically intensive tasks. The G96’s slightly more powerful GPU will translate to smoother gaming, but the Ace 2’s efficiency may offset this in sustained workloads.

Battery Life

This is where the Cubot KingKong Ace 2 truly shines. Its reported 43:59h endurance rating is more than double that of the Blackview BV8800’s 199h. This massive difference suggests a significantly larger battery capacity and/or more efficient power management. While the BV8800 compensates with 33W wired charging (achieving 31% charge in 30 minutes and 100% in 90 minutes), and even offers reverse wired charging, the Ace 2’s longevity minimizes the need for frequent top-ups. The Ace 2’s 18W charging is slower, but the extended battery life makes it less critical.

Buying Guide

Buy the Cubot KingKong Ace 2 if you need a phone that can genuinely last for days on a single charge, and you value longevity over raw processing power. It’s perfect for hikers, construction workers, or anyone who frequently finds themselves off-grid. Buy the Blackview BV8800 if you prefer quicker charging times and a slightly more responsive experience for everyday tasks, and don't mind topping up the battery more frequently. It's a good fit for users who need a rugged phone but also appreciate convenience.

Frequently Asked Questions

❓ Does the Helio G96 in the Blackview BV8800 get noticeably hot during extended gaming sessions?
While the Helio G96 is a capable chipset, its thermal performance in a ruggedized chassis is unknown. Rugged phones often prioritize durability over advanced cooling solutions, meaning some throttling under sustained load is possible. The Cubot KingKong Ace 2’s less powerful G85 may actually run cooler, offering more consistent performance over longer periods.
❓ How does the 900 charge cycle claim of the Cubot KingKong Ace 2 translate to real-world battery lifespan?
The 900 charge cycle claim suggests the Ace 2’s battery is designed to retain a significant portion of its capacity even after extensive use. A full charge cycle is defined as discharging and then fully recharging the battery. Reaching 900 cycles indicates the battery should still hold around 80% of its original capacity, offering years of reliable service.
❓ Is the reverse wired charging feature on the Blackview BV8800 useful for charging accessories like Bluetooth headphones?
The reverse wired charging feature allows the BV8800 to act as a power bank for other devices. While convenient, the charging speed will be limited, and it will drain the BV8800’s battery. It’s best suited for emergency situations or charging small accessories rather than fully powering another phone.