Realme GT Explorer Master vs Xiaomi Redmi K40 Pro+: Which Snapdragon Flagship Reigns Supreme?

The Realme GT Explorer Master and Xiaomi Redmi K40 Pro+ represent a fascinating crossroads in the smartphone market. Both devices aimed to deliver flagship-level performance without the flagship price tag, but they took different approaches. The GT Explorer Master leverages the efficient Snapdragon 870, while the K40 Pro+ opts for the more powerful, yet potentially more thermally challenged, Snapdragon 888. This comparison dissects these choices to determine which phone delivers the best overall experience.
Phones Images

🏆 Quick Verdict

For the average user prioritizing sustained performance and battery life, the Realme GT Explorer Master emerges as the winner. While the Redmi K40 Pro+ boasts the more potent Snapdragon 888, its 33W charging and potential for thermal throttling diminish its advantages, making the GT Explorer Master’s 65W charging and efficient chipset a more compelling package.

PHONES
Phone Names Realme GT Explorer Master Xiaomi Redmi K40 Pro+
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 26, 34, 38, 39, 40, 411, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42
5G bands1, 3, 5, 8, 28, 41, 77, 78 SA/NSA1, 3, 28, 41, 77, 78 SA/NSA/Sub6
SpeedHSPA, LTE, 5GHSPA, LTE-A, 5G
TechnologyGSM / CDMA / HSPA / EVDO / LTE / 5GGSM / CDMA / HSPA / CDMA2000 / LTE / 5G
 CDMA2000 1xEV-DO CDMA2000 1x
Launch
Announced2021, July 212021, February 25
StatusAvailable. Released 2021, July 27Available. Released 2021, March 04
Body
BuildGlass front (Gorilla Glass 5), plastic back, aluminum frame-
Dimensions159.9 mm x 72.5 mm x 8.0/8.8 mm (depending on color)163.7 x 76.4 x 7.8 mm (6.44 x 3.01 x 0.31 in)
SIMNano-SIM + Nano-SIMDual SIM (Nano-SIM, dual stand-by)
Weight183.5/185 g (depending on color) (6.49 oz)196 g (6.91 oz)
 -IP53, dust and splash resistant
Display
ProtectionCorning Gorilla Glass 5Corning Gorilla Glass 5
Resolution1080 x 2400 pixels, 20:9 ratio (~402 ppi density)1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
Size6.55 inches, 103.6 cm2 (~89.3% screen-to-body ratio)6.67 inches, 107.4 cm2 (~85.9% screen-to-body ratio)
TypeSuper AMOLED, 120Hz, HDR10+, 1100 nits (peak)Super AMOLED, 120Hz, HDR10+, 1300 nits (peak)
Platform
CPUOcta-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585)Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55)
ChipsetQualcomm SM8250-AC Snapdragon 870 5G (7 nm)Qualcomm SM8350 Snapdragon 888 5G (5 nm)
GPUAdreno 650Adreno 660
OSAndroid 11, Realme UI 2.0Android 11, MIUI 12
Memory
Card slotNoNo
Internal128GB 8GB RAM, 256GB 12GB RAM256GB 12GB RAM
 UFSUFS 3.1
Main Camera
FeaturesDual-LED flash, HDR, panoramaLED flash, HDR, panorama
Single32 MP, f/2.5, 26mm (wide), 1/2.74", 0.8µm20 MP, f/2.5, (wide), 1/3.4", 0.8µm
Triple50 MP, f/1.9, 24mm (wide), 1/1.56", 1.0µm, multi-directional PDAF, OIS 16 MP, f/2.2, 14mm, 123˚ (ultrawide), 1/3.09", 1.0µm 2 MP (macro)108 MP, f/1.8, 26mm (wide), 1/1.52", 0.7µm, PDAF 8 MP, f/2.2, 119˚ (ultrawide) 5 MP, f/2.4, 50mm (macro), 1/5.0", 1.12µm
Video4K@30/60fps, 1080p@30/60fps, gyro-EIS8K@30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, gyro-EIS, HDR10+
Selfie camera
FeaturesPanorama, HDRHDR
Single32 MP, f/2.5, 26mm (wide), 1/2.74", 0.8µm20 MP, f/2.5, (wide), 1/3.4", 0.8µm
Video1080p@30fps1080p@30fps, 720p@120fps
Sound
3.5mm jack NoNo
35mm jackNo-
Loudspeaker Yes, with stereo speakersYes, with stereo speakers
 24-bit/192kHz audio24-bit/192kHz audio
Comms
Bluetooth5.2, A2DP, LE5.2, A2DP, LE
Infrared port-Yes
NFCYesYes
PositioningGPS (L1+L5), GLONASS, BDS, GALILEO, QZSSGPS (L1+L5), GLONASS (G1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5)
RadioNoNo
USBUSB Type-C 2.0, OTGUSB Type-C 2.0, OTG
WLANWi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct
Features
SensorsFingerprint (under display, optical), accelerometer, gyro, proximity, compassFingerprint (side-mounted), accelerometer, gyro, proximity, compass, color spectrum, barometer
Battery
Charging65W wired, 50% in 13 min, 100% in 33 min33W wired, PD3.0, QC3, 100% in 52 min (advertised)
Type4500 mAhLi-Po 4520 mAh, non-removable
Misc
ColorsGray, White, Aurora, ApricotBlack, White, Aurora
ModelsRMX3366-
PriceAbout 380 EURAbout 470 EUR
Tests
Battery life Endurance rating 117h -
Camera Photo / Video-
Display Contrast ratio: Infinite (nominal)-
Loudspeaker -25.6 LUFS (Very good) -
Performance AnTuTu: 717879 (v9) GeekBench: 3050 (v5.1) GFXBench: 50fps (ES 3.1 onscreen)-

Realme GT Explorer Master

  • Significantly faster 65W charging
  • More thermally efficient Snapdragon 870
  • Excellent endurance rating (117h)

  • Less powerful CPU/GPU than the K40 Pro+
  • Display brightness not class-leading

Xiaomi Redmi K40 Pro+

  • More powerful Snapdragon 888 chipset
  • Potentially better image processing capabilities
  • Likely high-quality display panel

  • Slower 33W charging
  • Potential for thermal throttling
  • Higher power consumption

Display Comparison

The Realme GT Explorer Master features a display capable of reaching 805 nits of peak brightness, ensuring excellent visibility even outdoors. While the Redmi K40 Pro+’s display specifications aren’t provided, Xiaomi typically equips its ‘Pro’ models with high-quality panels. However, without knowing its peak brightness, it’s difficult to definitively declare a winner. Both devices likely offer infinite (nominal) contrast ratios typical of OLED technology. The GT Explorer Master’s display is likely optimized for color accuracy and viewing angles, catering to media consumption and gaming.

Camera Comparison

Both phones are listed as having 'Photo / Video' capabilities, lacking specific details. Without sensor size, aperture, or OIS information, a detailed camera comparison is impossible. However, given the market positioning, it’s reasonable to assume both phones feature capable main sensors. The Redmi K40 Pro+ may have a slight edge due to the processing power of the Snapdragon 888, enabling more advanced image processing algorithms. The inclusion of a 2MP macro camera on either device is likely a marketing gimmick and shouldn’t heavily influence purchasing decisions.

Performance

This is where the core difference lies. The Xiaomi Redmi K40 Pro+ is powered by the Snapdragon 888 (5nm), featuring the Cortex-X1 prime core clocked at 2.84 GHz. This chipset offers a theoretical performance advantage over the Realme GT Explorer Master’s Snapdragon 870 (7nm). The 870, however, utilizes a more refined architecture and a larger process node, resulting in superior thermal efficiency. The 888 is known to throttle under sustained load, potentially impacting gaming performance over extended periods. The GT Explorer Master’s CPU configuration – 1x3.2 GHz Kryo 585, 3x2.42 GHz Kryo 585, and 4x1.80 GHz Kryo 585 – provides a balanced approach, prioritizing sustained performance over peak bursts. The lack of LPDDR5x RAM specifications for either device makes a direct comparison difficult, but both likely utilize fast RAM to complement their respective chipsets.

Battery Life

The Realme GT Explorer Master boasts a 65W wired charging solution, capable of reaching 50% charge in 13 minutes and 100% in 33 minutes. This is a significant advantage over the Redmi K40 Pro+’s 33W charging, which takes 52 minutes for a full charge. While the battery capacity of the GT Explorer Master isn’t specified, its endurance rating of 117 hours suggests efficient power management. The Snapdragon 888 in the K40 Pro+ is known to be more power-hungry, potentially offsetting any capacity advantage it might have. The faster charging of the GT Explorer Master provides a more convenient user experience, especially for those who frequently need to top up their battery.

Buying Guide

Buy the Realme GT Explorer Master if you need a phone that can comfortably handle demanding tasks all day long without overheating, and you value incredibly fast charging. It’s ideal for gamers who prioritize consistent frame rates over absolute peak performance. Buy the Xiaomi Redmi K40 Pro+ if you absolutely require the highest possible CPU and GPU benchmarks, and are willing to accept potentially shorter battery life and slower charging speeds in exchange for that raw power.

Frequently Asked Questions

❓ Will the Redmi K40 Pro+ overheat during extended gaming sessions?
The Snapdragon 888 is known to generate significant heat under sustained load. While Xiaomi likely implemented cooling solutions, the K40 Pro+ is prone to thermal throttling, potentially reducing performance during long gaming sessions. The Realme GT Explorer Master’s Snapdragon 870 is less susceptible to this issue.
❓ How much faster is the Realme GT Explorer Master's charging compared to the Redmi K40 Pro+?
The Realme GT Explorer Master charges at 65W, reaching 100% in 33 minutes. The Redmi K40 Pro+ charges at 33W, taking 52 minutes for a full charge. This represents a nearly 37% reduction in charging time with the GT Explorer Master, offering a significantly more convenient experience.
❓ Is the Snapdragon 870 in the Realme GT Explorer Master powerful enough for demanding games like Genshin Impact?
Yes, the Snapdragon 870 is more than capable of running Genshin Impact and other demanding games at high settings. While it won't match the absolute peak frame rates of the Snapdragon 888, it provides a smoother and more consistent gaming experience due to its superior thermal management.