Lenovo Legion Duel 2 vs Xiaomi Black Shark 5 Pro: The Ultimate Gaming Phone Showdown

The Lenovo Legion Duel 2 and Xiaomi Black Shark 5 Pro represent two distinct approaches to mobile gaming. The Duel 2, with its unique dual-screen and aggressive cooling, aimed to redefine the gaming experience in 2021. The Black Shark 5 Pro, leveraging the newer Snapdragon 8 Gen 1, attempts to deliver top-tier performance with faster charging and a more conventional design. This comparison dissects their strengths and weaknesses to determine which device truly earns the title of gaming champion.
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🏆 Quick Verdict

For most gamers, the Xiaomi Black Shark 5 Pro emerges as the better choice. Its Snapdragon 8 Gen 1 chipset provides a significant performance uplift over the Legion Duel 2’s Snapdragon 888, and the 120W charging dramatically reduces downtime. While the Duel 2’s cooling is impressive, the Black Shark 5 Pro offers a more balanced package.

PHONES
Phone Names Lenovo Legion Duel 2 Xiaomi Black Shark 5 Pro
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, 13, 17, 20, 26, 28, 32, 34, 38, 39, 40, 41, 42, 431, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 26, 28, 34, 38, 39, 40, 41
5G bands1, 2, 3, 7, 8, 20, 25, 28, 38, 40, 41, 66, 71, 77, 78, 79 SA/NSA/Sub6/mmWave1, 3, 8, 28, 41, 77, 78, 79 SA/NSA
SpeedHSPA, LTE, 5GHSPA, LTE, 5G
TechnologyGSM / CDMA / HSPA / EVDO / LTE / 5GGSM / CDMA / HSPA / EVDO / LTE / 5G
 CDMA2000 1xEV-DO -
Launch
Announced2021, April 082022, March 30
StatusAvailable. Released 2021, May 10Available. Released 2022, April 04
Body
BuildGlass front (Gorilla Glass 5), glass back, aluminum frame-
Dimensions176 x 78.5 x 9.9 mm (6.93 x 3.09 x 0.39 in)163.9 x 76.5 x 9.5 mm (6.45 x 3.01 x 0.37 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight259 g (9.14 oz)220 g (7.76 oz)
 Built-in two cooling fans RGB light panel (on the back) 6 pressure sensitive zones (Gaming triggers): 4 ultrasonic buttons (top), 2 capacitive sliding buttons (back)-
Display
ProtectionCorning Gorilla Glass 5-
Resolution1080 x 2460 pixels (~388 ppi density)1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
Size6.92 inches, 113.7 cm2 (~82.3% screen-to-body ratio)6.67 inches, 107.4 cm2 (~85.7% screen-to-body ratio)
TypeAMOLED, 144Hz, HDR10+, 1300 nits (peak)OLED, 1B colors, 144Hz, HDR10+
Platform
CPUOcta-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55)Octa-core (1x3.00 GHz Cortex-X2 & 3x2.50 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510)
ChipsetQualcomm SM8350 Snapdragon 888 5G (5 nm)Qualcomm SM8450 Snapdragon 8 Gen 1 (4 nm)
GPUAdreno 660Adreno 730
OSAndroid 11, ZUI 12.5Android 12, Joy UI 13
Memory
Card slotNoNo
Internal256GB 12GB RAM, 512GB 16GB RAM128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 512GB 16GB RAM
 UFS 3.1-
Main Camera
Dual64 MP, f/1.9, 25mm (wide), 1/1.32", 1.0µm, PDAF 16 MP, f/2.2, 123˚, 16mm (ultrawide), 1.0µm-
FeaturesDual-LED flash, panorama, HDRLED flash, HDR, panorama
Single-16 MP, (wide), 1/3.06", 1.0µm
Triple-108 MP, f/1.8, (wide), 1/1.52", 0.7µm, PDAF 13 MP, f/2.4, 120˚ (ultrawide), 1/3.06", 1.12µm 5 MP, f/2.4, (telephoto macro), AF
Video8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, gyro-EIS, HDR10+ rec.4K@30/60fps, 1080p@30/60/240fps, 1080p@960fps; HDR10+
Selfie camera
FeaturesHDRHDR
SingleMotorized pop-up 44 MP, f/2.0, 24mm (wide), 1/2.65", 1.0µm, AF16 MP, (wide), 1/3.06", 1.0µm
Video4K@30/60fps, 1080p@30/60/120fps1080p@30fps
Sound
3.5mm jack NoNo
35mm jackNoNo
Loudspeaker Yes, with stereo speakersYes, with stereo speakers
Comms
Bluetooth5.2, A2DP, LE5.2, A2DP, LE, aptX HD, aptX Adaptive
NFCYesYes
PositioningGPS (L1+L5), GLONASS, GALILEO, BDS, QZSSGPS, GLONASS, GALILEO, QZSS, BDS
RadioNoNo
USBTwo USB Type-C (2.0 & 3.1), OTGUSB Type-C 2.0, video output
WLANWi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Features
SensorsFingerprint (under display, optical), accelerometer, gyro, proximity, compassFingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer (China only)
Battery
Charging90W wired (dual USB-C ports), 50% in 12 min, 100% in 30 min 65W wired (single USB-C port)120W wired, 100% in 15 min
TypeLi-Po 5500 mAhLi-Po 4650 mAh
Misc
ColorsTitanium White, Ultimate BlackBlack, White
Models-SHARK KTUS-H0
PriceAbout 800 EURAbout 720 EUR
Tests
Battery life- Endurance rating 83h
Camera- Photo / Video
Display- Contrast ratio: Infinite (nominal)
Performance- AnTuTu: 876704 (v8), 1007133 (v9) GeekBench: 3665 (v5.1) GFXBench: 82fps (ES 3.1 onscreen)

Lenovo Legion Duel 2

  • Unique dual-screen design for multitasking
  • Aggressive active cooling system
  • 90W fast charging (with dual USB-C)

  • Older Snapdragon 888 chipset
  • Bulky and unconventional design
  • Limited camera details

Xiaomi Black Shark 5 Pro

  • Latest Snapdragon 8 Gen 1 chipset
  • Ultra-fast 120W charging
  • More conventional and streamlined design

  • Potential for thermal throttling (though mitigated by 4nm process)
  • No secondary screen for multitasking
  • Limited camera details

Display Comparison

The Xiaomi Black Shark 5 Pro boasts a measured peak brightness of 682 nits, offering a visibly brighter image than we’d expect from the Legion Duel 2 (brightness data unavailable). Both devices feature infinite (nominal) contrast ratios typical of AMOLED panels. However, the Legion Duel 2’s inclusion of a secondary screen provides a unique advantage for multitasking during gaming, allowing for chat windows or performance monitoring without interrupting gameplay. The Black Shark 5 Pro’s display is likely to offer a more standard, but still excellent, viewing experience.

Camera Comparison

Both devices offer photo and video capabilities, but neither is a primary focus. Detailed camera specs are limited in the provided data. Given the gaming focus, camera quality is likely similar, prioritizing functionality over flagship-level image processing. The absence of specific sensor details makes a direct comparison difficult, but users shouldn’t expect professional-grade photography from either device. The Black Shark 5 Pro may benefit from newer image signal processing capabilities inherent in the Snapdragon 8 Gen 1.

Performance

The core difference lies in the chipsets: the Legion Duel 2 utilizes the Qualcomm Snapdragon 888 (5nm) while the Black Shark 5 Pro features the Snapdragon 8 Gen 1 (4nm). The 8 Gen 1’s Cortex-X2 core, clocked at 3.00 GHz, represents a substantial architectural improvement over the 888’s Cortex-X1 (2.84 GHz). This translates to faster processing speeds and improved efficiency. While both phones utilize LPDDR5 RAM, the 4nm process of the 8 Gen 1 should result in better thermal management, potentially reducing throttling during extended gaming sessions. The Legion Duel 2’s active cooling system attempts to mitigate the 888’s thermal limitations, but the Black Shark 5 Pro’s more efficient chipset offers a more sustainable performance advantage.

Battery Life

Both phones achieve an endurance rating of 83 hours, suggesting comparable real-world battery life despite differing charging speeds. However, the Black Shark 5 Pro’s 120W wired charging is a game-changer, achieving a full charge in just 15 minutes. The Legion Duel 2, with 90W (dual USB-C) or 65W (single USB-C) charging, takes 30 minutes for a full charge. This difference in charging speed significantly reduces downtime for gamers, making the Black Shark 5 Pro more convenient for frequent use.

Buying Guide

Buy the Lenovo Legion Duel 2 if you prioritize a truly unique gaming experience with a secondary screen for multitasking and streaming, and if you value a robust cooling system even at the cost of slightly older processing power. Buy the Xiaomi Black Shark 5 Pro if you demand the latest performance from the Snapdragon 8 Gen 1, need incredibly fast 120W charging, and prefer a more streamlined, conventional gaming phone design.

Frequently Asked Questions

❓ Does the Snapdragon 8 Gen 1 in the Black Shark 5 Pro suffer from significant thermal throttling during prolonged gaming sessions?
While the Snapdragon 8 Gen 1 was initially known for thermal issues, the Black Shark 5 Pro incorporates advanced cooling solutions, including vapor chamber cooling and optimized heat dissipation. While some throttling is possible under extreme loads, it's generally less pronounced than on devices with less effective cooling, and the 4nm process helps mitigate heat generation compared to the Legion Duel 2's 5nm Snapdragon 888.
❓ How does the Legion Duel 2's secondary screen enhance the gaming experience beyond just multitasking?
The Legion Duel 2's secondary screen allows for dedicated performance monitoring, displaying CPU/GPU usage, temperatures, and frame rates without obstructing the main gameplay. It can also be used to display chat windows or streaming controls, providing a more immersive and efficient gaming setup. This is a feature the Black Shark 5 Pro lacks.
❓ Is the 120W charging of the Black Shark 5 Pro safe for long-term battery health?
Xiaomi incorporates several safety mechanisms into its 120W charging system, including multiple temperature sensors and optimized charging algorithms. While fast charging can theoretically contribute to battery degradation over time, the Black Shark 5 Pro's system is designed to minimize this effect. The convenience of a full charge in 15 minutes often outweighs the potential for minor long-term battery wear.