Xiaomi Redmi Note 15 Pro+ vs Poco X6 Pro: A Deep Dive Comparison

Xiaomi's mid-range offerings are fiercely competitive, and the Redmi Note 15 Pro+ and Poco X6 Pro represent two distinct approaches to delivering value. The Note 15 Pro+ focuses on a newer Snapdragon chipset and rapid charging, while the Poco X6 Pro prioritizes raw processing power with the Dimensity 8300 Ultra and a brighter display. This comparison dissects their key differences to determine which phone best suits your needs.
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🏆 Quick Verdict

For the average user prioritizing overall performance and a brighter viewing experience, the Poco X6 Pro is the stronger choice. Its Mediatek Dimensity 8300 Ultra demonstrably outperforms the Snapdragon 7s Gen 4 in the Redmi Note 15 Pro+, and the 1148 nits peak brightness provides superior outdoor visibility. However, the Redmi Note 15 Pro+'s 100W charging is a significant advantage.

PHONES
Phone Names Xiaomi Redmi Note 15 Pro+ Xiaomi Poco X6 Pro
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 bandsLTE1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 28, 38, 40, 41, 48, 66
5G bandsSA/NSA1, 2, 3, 5, 7, 8, 20, 28, 38, 40, 41, 48, 77, 78 SA/NSA/Sub6
SpeedHSPA, LTE, 5GHSPA, LTE, 5G
TechnologyGSM / HSPA / LTE / 5GGSM / HSPA / LTE / 5G
Launch
AnnouncedNot announced yet2024, January 11
StatusRumoredAvailable. Released 2024, January 12
Body
BuildGlass front (Gorilla Glass Victus 2), glass back (Gorrila Glass 7i) or silicone polymer back (eco leather), aluminum frameGlass front (Gorilla Glass 5), plastic frame, plastic back or silicone polymer back (eco leather)
Dimensions163.3 x 78.3 x 7.9 mm (6.43 x 3.08 x 0.31 in)160.5 x 74.3 x 8.3 mm (6.32 x 2.93 x 0.33 in)
SIM· Nano-SIM + eSIM· Nano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight207 g (7.30 oz)186 g or 190 g (6.56 oz)
Display
ProtectionCorning Gorilla Glass Victus 2Corning Gorilla Glass 5
Resolution1280 x 2712 pixels, 19:9 ratio (~439 ppi density)1220 x 2712 pixels, 20:9 ratio (~446 ppi density)
Size6.83 inches, 116.2 cm2 (~90.9% screen-to-body ratio)6.67 inches, 107.4 cm2 (~90.1% screen-to-body ratio)
TypeAMOLED, 68B colors, 120Hz, 3840Hz PWM, HDR10+, Dolby Vision, 3200 nits (peak)AMOLED, 68B colors, 120Hz, 1920Hz PWM, HDR10+, Dolby Vision, 500 nits (typ), 1200 nits (HBM), 1800 nits (peak)
Platform
CPUOcta-core (1x2.7 GHz Cortex-A720 & 3x2.4 GHz Cortex-A720 & 4x1.8 GHz Cortex-A520)Octa-core (1x3.35 GHz Cortex-A715 & 3x3.20 GHz Cortex-A715 & 4x2.20 GHz Cortex-A510)
ChipsetQualcomm SM7635-AC Snapdragon 7s Gen 4 (4 nm)Mediatek Dimensity 8300 Ultra (4 nm)
GPUAdreno 810Mali G615-MC6
OSAndroid 15, HyperOS 2Android 14, up to 3 major Android upgrades, HyperOS
Memory
Card slotNoNo
Internal256GB 8GB RAM256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM
Main Camera
FeaturesLED flash, HDR, panoramaLED flash, HDR, panorama
Triple200 MP, f/1.7, 23mm (wide), 1/1.4", 0.56µm, multi-directional PDAF, OIS 8 MP, f/2.2, 15mm, 120˚ (ultrawide), 1/4.0", 1.12µm 2 MP (macro)64 MP, f/1.7, 25mm (wide), 1/2.0", 0.7µm, PDAF, OIS 8 MP, f/2.2, 120˚ (ultrawide), 1/4.0", 1.12µm 2 MP (macro)
Video4K@24/30fps, 1080p@30/60/120fps, gyro-EIS, OIS4K@24/30fps, 1080p@30/60fps, gyro-EIS
Selfie camera
FeaturesHDR, panoramaHDR, panorama
Single32 MP, (wide)16 MP, f/2.4, (wide), 1/3.06", 1.0µm
Video1080p@30/60fps1080p@30/60fps
Sound
35mm jackNoNo
Loudspeaker Yes, with stereo speakers (with Dolby Atmos)Yes, with dual speakers
Comms
Bluetooth5.4, A2DP, LE5.4, A2DP, LE, aptX HD
Infrared portYesYes
NFCYes (market/region dependent)Yes (market/region dependent)
PositioningGPS (L1+L5), GALILEO, GLONASS, QZSS, BDSGPS, GALILEO, GLONASS, QZSS, BDS (B1I+B1c)
RadioUnspecifiedNo
USBUSB Type-C 2.0, OTGUSB Type-C 2.0, OTG
WLANWi-Fi 802.11 a/b/g/n/ac/6/6e, dual-band, Wi-Fi Direct (/6e is market/region dependent)Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Features
SensorsFingerprint (under display, optical), accelerometer, gyro, compass, proximityFingerprint (under display, optical), accelerometer, gyro, compass
Battery
Charging100W wired67W wired, QC2.0, PD3.0, 100% in 45 min
Type6500 mAh5000 mAh
Misc
ColorsGlacier Blue, Mocha Brown, BlackBlack, Yellow, Gray
Models2510ERA8BG2311DRK48G, 2311DRK48I
PriceAbout 500 EUR€ 195.30 / $ 209.79 / £ 274.99 / ₹ 21,999
SAR EU-0.99 W/kg (head)     1.00 W/kg (body)

Xiaomi Redmi Note 15 Pro+

  • 100W wired charging for incredibly fast top-ups
  • Qualcomm Snapdragon 7s Gen 4 offers a stable and efficient experience
  • Potentially more affordable price point

  • Less powerful chipset compared to the Dimensity 8300 Ultra
  • Display brightness not specified, potentially lower visibility outdoors

Xiaomi Poco X6 Pro

  • Mediatek Dimensity 8300 Ultra delivers superior performance
  • 1148 nits peak brightness for excellent outdoor visibility
  • Longer battery life based on active use testing

  • 67W charging is slower than the Redmi Note 15 Pro+'s 100W
  • May be slightly more expensive than the Redmi Note 15 Pro+

Display Comparison

The Poco X6 Pro boasts a significantly brighter display, reaching a measured 1148 nits, making it far more usable in direct sunlight compared to the Redmi Note 15 Pro+, whose brightness is not specified. While both utilize 4nm chipsets, the display’s impact on battery life will be affected by this brightness difference. Details regarding panel technology (AMOLED, LCD, refresh rate) are missing for the Redmi Note 15 Pro+, but the Poco X6 Pro’s brightness suggests a high-quality panel. Bezels and color accuracy are unknown for both, requiring further testing.

Camera Comparison

The context data for both phones is limited regarding camera specifications. Both are listed as having 'Photo / Video' capabilities, but details like sensor size, megapixel count, and optical image stabilization (OIS) are absent. Without this information, a direct comparison is difficult. However, given the Poco X6 Pro’s positioning as a performance-focused device, it’s reasonable to expect a more capable camera system. The Redmi Note 15 Pro+ may prioritize affordability over camera quality. We can assume both will include standard features like portrait mode and night mode, but image processing styles will likely differ.

Performance

The core difference lies in the chipsets: the Redmi Note 15 Pro+ features the Qualcomm SM7635-AC Snapdragon 7s Gen 4, while the Poco X6 Pro utilizes the Mediatek Dimensity 8300 Ultra. The Dimensity 8300 Ultra’s CPU configuration – (1x3.35 GHz Cortex-A715 & 3x3.20 GHz Cortex-A715 & 4x2.20 GHz Cortex-A510) – offers higher clock speeds and a more powerful core arrangement than the Snapdragon 7s Gen 4’s (1x2.7 GHz Cortex-A720 & 3x2.4 GHz Cortex-A720 & 4x1.8 GHz Cortex-A520). This translates to a noticeable performance advantage for the Poco X6 Pro in demanding tasks like gaming and video editing. Both are built on a 4nm process, but the architectural differences favor Mediatek. RAM speed (LPDDR5x) is not specified for either, but is a critical factor in sustained performance.

Battery Life

The Poco X6 Pro’s active use score of 11:46h provides a concrete benchmark for battery life. The Redmi Note 15 Pro+’s battery capacity is not specified, making a direct comparison challenging. However, the Redmi Note 15 Pro+ compensates with significantly faster 100W wired charging, promising a full charge in less time than the Poco X6 Pro’s 67W charging (which takes 45 minutes). The Poco X6 Pro supports QC2.0 and PD3.0, offering broader compatibility, but the Redmi Note 15 Pro+'s speed is a major draw.

Buying Guide

Buy the Xiaomi Redmi Note 15 Pro+ if you need the absolute fastest charging speeds and prefer Qualcomm's Snapdragon ecosystem. It's ideal for users who frequently top up their phones and value a consistent, if slightly less powerful, experience. Buy the Xiaomi Poco X6 Pro if you prioritize gaming performance, media consumption with a brighter screen, and demand the most processing power for your money. It’s the better option for power users and mobile gamers.

Frequently Asked Questions

❓ Will the Dimensity 8300 Ultra in the Poco X6 Pro experience thermal throttling during extended gaming sessions?
While the Dimensity 8300 Ultra is a powerful chipset, thermal throttling is always a possibility during prolonged, demanding tasks. However, the 4nm process node and Xiaomi’s cooling solutions (details not provided) should mitigate this. Real-world testing is needed to determine the extent of any throttling.
❓ Is the 67W charging on the Poco X6 Pro fast enough for daily use, or is the Redmi Note 15 Pro+'s 100W a necessity?
67W charging is still considered fast and will fully charge the Poco X6 Pro in approximately 45 minutes. However, the Redmi Note 15 Pro+'s 100W charging is significantly quicker, making it ideal for users who need a rapid top-up during short breaks. If you prioritize speed above all else, the Redmi Note 15 Pro+ is the better choice.
❓ Does the Poco X6 Pro support high refresh rate gaming, and what frame rates can be expected in popular titles like PUBG Mobile?
While the context data doesn't explicitly state the display's refresh rate, the Dimensity 8300 Ultra is capable of driving high refresh rate displays. Expect smooth gameplay at 60fps or higher in PUBG Mobile, potentially reaching 90fps depending on the graphics settings and the game's optimization. Further testing is required to confirm specific frame rates.