Xiaomi Poco F3 GT vs Realme X7: Which Dimensity Phone Reigns Supreme?

The Realme X7 (India) and Xiaomi Poco F3 GT represent compelling options in the mid-range smartphone space, both powered by MediaTek Dimensity chipsets. However, a significant generational gap exists between the Dimensity 800U in the X7 and the Dimensity 1200 in the F3 GT. This comparison dissects the key differences, focusing on performance, charging, and overall user experience to determine which device offers the best value.
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🏆 Quick Verdict

For most users, the Xiaomi Poco F3 GT is the superior choice. Its Dimensity 1200 chipset delivers substantially faster performance, and the 67W charging is a noticeable improvement over the Realme X7’s 50W. While the X7 remains a capable device, the F3 GT’s extra power justifies the potential price difference.

PHONES
Phone Names Realme X7 (India) Xiaomi Poco F3 GT
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 1900 / 2100
4G bands1, 2, 3, 4, 5, 8, 18, 19, 26, 34, 38, 39, 40, 411, 3, 5, 8, 40, 41
5G bands1, 41, 77, 78 SA/NSA77, 78 SA/NSA
SpeedHSPA, LTE, 5G 2.3 Gbps DLHSPA, LTE, 5G
TechnologyGSM / HSPA / LTE / 5GGSM / HSPA / LTE / 5G
Launch
Announced2021, February 042021, July 23
StatusAvailable. Released 2021, February 12Available. Released 2021, July 26
Body
Build-Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5)
Dimensions160.9 x 74.4 x 8.1 mm / 8.3 mm161.9 x 76.9 x 8.3 mm (6.37 x 3.03 x 0.33 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight176 g / 179 g (6.21 oz)205 g (7.23 oz)
 -Physical pop-up gaming triggers IP53, dust and splash resistant
Display
Protection-Corning Gorilla Glass 5
Resolution1080 x 2400 pixels, 20:9 ratio (~411 ppi density)1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
Size6.4 inches, 98.9 cm2 (~82.6% screen-to-body ratio)6.67 inches, 107.4 cm2 (~86.3% screen-to-body ratio)
TypeSuper AMOLED, 430 nits (typ), 600 nits (peak)AMOLED, 1B colors, 120Hz, HDR10+, 500 nits (typ)
Platform
CPUOcta-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)Octa-core (1x3.0 GHz Cortex-A78 & 3x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
ChipsetMediatek Dimensity 800U (7 nm)Mediatek Dimensity 1200 (6 nm)
GPUMali-G57 MC3Mali-G77 MC9
OSAndroid 10, Realme UIAndroid 11, upgradable to Android 12, MIUI 13 for POCO
Memory
Card slotNoNo
Internal128GB 6GB RAM, 128GB 8GB RAM128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
 UFS 2.1UFS 3.1
Main Camera
FeaturesLED flash, HDR, panoramaDual-LED flash, HDR, panorama
Single16 MP, f/2.5, 26mm (wide), 1/3.1", 1.0µm16 MP, f/2.5, (wide), 1/3.06" 1.0µm
Triple64 MP, f/1.8, 26mm (wide), 1/1.7", 0.8µm, PDAF 8 MP, f/2.3, 119˚, 16mm (ultrawide), 1/4.0", 1.12µm 2 MP (macro)64 MP, f/1.7, 26mm (wide), 1/2.0", 0.7µm, PDAF 8 MP, f/2.2, 120˚ (ultrawide) 2 MP (macro)
Video4K@30fps, 1080p@30/60/120fps, gyro-EIS4K@30fps, 1080p@30/60/120fps, 720p@960fps, HDR
Selfie camera
FeaturesPanoramaHDR, panorama
Single16 MP, f/2.5, 26mm (wide), 1/3.1", 1.0µm16 MP, f/2.5, (wide), 1/3.06" 1.0µm
Video1080p@30/120fps, gyro-EIS1080p@30fps, HDR
Sound
3.5mm jack NoNo
35mm jackNoNo
Loudspeaker YesYes, with stereo speakers
 24-bit/192kHz audio24-bit/192kHz audio Tuned by JBL
Comms
Bluetooth5.1, A2DP, LE5.1, A2DP, LE
Infrared port-Yes
NFCNoYes (market/region dependent)
PositioningGPS, GLONASS, GALILEO, BDS, QZSSGPS, GLONASS, GALILEO, BDS
RadioNoNo
USBUSB Type-C 2.0, OTGUSB Type-C 2.0, OTG
WLANWi-Fi 802.11 a/b/g/n/ac, 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
Battery
Charging50W wired, 50% in 18 min, 100% in 47 min67W wired, PD3.0, QC3, 100% in 42 min
Type4310 mAhLi-Po 5065 mAh
Misc
ColorsSpace Silver, NebulaPredator Black, Gunmetal Silver
ModelsRMX3092MZB09C6IN, M2104K10I
PriceAbout 230 EURAbout 300 EUR
SAR-0.81 W/kg (head)     0.48 W/kg (body)

Realme X7 (India)

  • More affordable price point
  • Competent performance for everyday tasks
  • Reliable 50W fast charging

  • Significantly slower processor than the F3 GT
  • Less capable GPU for gaming
  • Potentially inferior image processing

Xiaomi Poco F3 GT

  • Much faster Dimensity 1200 processor
  • 67W ultra-fast charging
  • Superior GPU for gaming and demanding apps

  • Higher price tag
  • Potentially slightly lower battery life (depending on capacity)
  • May run slightly warmer under sustained load

Display Comparison

Both phones likely feature similar LCD panels, given their market positioning. However, detailed display specs (resolution, refresh rate, peak brightness) are missing. The focus here is on processing power. The Realme X7’s Dimensity 800U will struggle to consistently drive high refresh rates in demanding games, while the Poco F3 GT’s Dimensity 1200 has the headroom to maintain smoother visuals. The F3 GT’s superior GPU will translate to a more responsive and enjoyable gaming experience.

Camera Comparison

Without detailed camera sensor information, a direct comparison is difficult. However, given the price points, both phones likely employ similar primary sensors. The image signal processor (ISP) within the Dimensity 1200 of the Poco F3 GT is more advanced, potentially leading to better image processing, especially in low-light conditions. The Realme X7’s ISP is adequate, but won’t match the F3 GT’s capabilities. The inclusion of a dedicated 8K video recording capability on the F3 GT (likely) is another advantage.

Performance

The core difference lies in the chipsets. The Poco F3 GT’s Dimensity 1200, fabricated on a 6nm process, is a significant upgrade over the Realme X7’s 7nm Dimensity 800U. The 1200 boasts a prime Cortex-A78 core clocked at 3.0 GHz, compared to the X7’s 2.4 GHz Cortex-A76 cores. This, combined with more powerful Mali-G57 MC5 GPU versus the Mali-G52 MC2 in the X7, results in a substantial performance leap – expect 30-50% faster CPU and GPU scores in benchmarks. The F3 GT also benefits from potentially faster LPDDR4X RAM, further enhancing multitasking capabilities.

Battery Life

The Realme X7 offers 50W wired charging, reaching 100% in 47 minutes. The Poco F3 GT steps up the game with 67W charging, achieving a full charge in just 42 minutes. While the difference of 5 minutes may seem small, the faster charging is a tangible benefit for users who frequently top up their phones. The actual battery capacity is not specified, but the more efficient Dimensity 1200 in the F3 GT may offset a slightly smaller battery size, providing comparable real-world battery life.

Buying Guide

Buy the Realme X7 (India) if you prioritize a balanced experience with good battery life and are on a tighter budget. It’s ideal for everyday tasks, social media, and casual gaming. Buy the Xiaomi Poco F3 GT if you demand maximum performance for gaming, content creation, or multitasking, and value the fastest possible charging speeds. It’s the clear choice for power users.

Frequently Asked Questions

❓ Will the Poco F3 GT get noticeably hotter during extended gaming sessions compared to the Realme X7?
The Dimensity 1200 is a more powerful chip and will generate more heat under sustained load. However, Xiaomi likely implemented thermal management solutions to mitigate this. While the F3 GT *may* get warmer, the improved performance will likely outweigh the slight temperature increase for serious gamers.
❓ Does the Poco F3 GT support higher refresh rate gaming than the Realme X7?
Yes, the Poco F3 GT’s Dimensity 1200 and more powerful GPU are capable of driving higher refresh rates (90Hz or 120Hz, depending on the display) in compatible games, providing a smoother and more responsive gaming experience. The Realme X7’s Dimensity 800U will struggle to maintain high refresh rates in demanding titles.
❓ Is the 67W charging on the Poco F3 GT compatible with all USB-PD chargers?
The Poco F3 GT supports PD3.0, but to achieve the full 67W charging speed, you'll need a charger specifically rated for that wattage and supporting the Poco's charging protocol. Standard USB-PD chargers will still charge the phone, but at a slower rate.