Xiaomi Redmi K40 Pro+ vs Poco F4 GT: A Deep Dive into Performance and Charging
| Phones Images | |||||
|---|---|---|---|---|---|
|
🏆 Quick Verdict
For most users, the Poco F4 GT is the superior choice, offering significantly faster charging (17 minutes vs 52) and a more powerful processor (Snapdragon 8 Gen 1). However, the K40 Pro+ provides a more balanced package, potentially offering better sustained performance due to the 888's superior thermal efficiency.
| PHONES | ||
|---|---|---|
| Phone Names | Xiaomi Redmi K40 Pro+ | Xiaomi Poco F4 GT |
| Network | ||
|---|---|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G bands | 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42 | 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 38, 40, 41 |
| 5G bands | 1, 3, 28, 41, 77, 78 SA/NSA/Sub6 | 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA/Sub6 |
| Speed | HSPA, LTE, 5G | HSPA, LTE, 5G |
| Technology | GSM / CDMA / HSPA / CDMA2000 / LTE / 5G | GSM / HSPA / LTE / 5G |
| Launch | ||
|---|---|---|
| Announced | 2021, February 25 | 2022, April 26 |
| Status | Available. Released 2021, March 04 | Available. Released 2022, April 28 |
| Body | ||
|---|---|---|
| Build | - | Glass front (Gorilla Glass Victus), glass back, aluminum frame |
| Dimensions | 163.7 x 76.4 x 7.8 mm (6.44 x 3.01 x 0.31 in) | 162.5 x 76.7 x 8.5 mm (6.40 x 3.02 x 0.33 in) |
| SIM | Nano-SIM + Nano-SIM | Nano-SIM + Nano-SIM |
| Weight | 196 g (6.91 oz) | 210 g (7.41 oz) |
| - | Physical magnetic pop-up gaming triggers | |
| Display | ||
|---|---|---|
| Protection | Corning Gorilla Glass 5 | Corning Gorilla Glass Victus |
| Resolution | 1080 x 2400 pixels, 20:9 ratio (~395 ppi density) | 1080 x 2400 pixels, 20:9 ratio (~395 ppi density) |
| Size | 6.67 inches, 107.4 cm2 (~85.9% screen-to-body ratio) | 6.67 inches, 107.4 cm2 (~86.2% screen-to-body ratio) |
| Type | Super AMOLED, 120Hz, HDR10+, 1300 nits (peak) | AMOLED, 1B colors, 120Hz, HDR10+, 800 nits (HBM) |
| Platform | ||
|---|---|---|
| CPU | Octa-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) |
| Chipset | Qualcomm SM8350 Snapdragon 888 5G (5 nm) | Qualcomm SM8450 Snapdragon 8 Gen 1 (4 nm) |
| GPU | Adreno 660 | Adreno 730 |
| OS | Android 11, MIUI 12 | Android 12, upgradable to Android 14, HyperOS 2 |
| Memory | ||
|---|---|---|
| Card slot | No | No |
| Internal | 256GB 12GB RAM | 128GB 8GB RAM, 256GB 12GB RAM |
| - | UFS 3.1 | |
| Main Camera | ||
|---|---|---|
| Features | Color spectrum sensor, LED flash, HDR, panorama | Color spectrum sensor, Dual-LED flash, HDR, panorama |
| Single | - | 20 MP, f/2.4, (wide), 1/2.0", 0.8µm |
| Triple | 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) | 64 MP, f/1.9, 26mm (wide), 1/1.73", 0.8µm, PDAF 8 MP, f/2.2, 120˚ (ultrawide) 2 MP (macro) |
| Video | 8K@30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, gyro-EIS, HDR10+ | 4K@30/60fps, 1080p@30/60/120fps, 720p@960fps, HDR |
| Selfie camera | ||
|---|---|---|
| Features | HDR | HDR |
| Single | 20 MP, f/2.5, (wide), 1/3.4", 0.8µm | 20 MP, f/2.4, (wide), 1/2.0", 0.8µm |
| Video | 1080p@30fps, 720p@120fps | 1080p@30/60fps, 720p@120fps, HDR |
| Sound | ||
|---|---|---|
| 3.5mm jack | - | No |
| 35mm jack | No | No |
| Loudspeaker | Yes, with stereo speakers | Yes, with stereo speakers (4 speakers) |
| - | 24-bit/192kHz audio Tuned by JBL | |
| Comms | ||
|---|---|---|
| Bluetooth | 5.2, A2DP, LE | 5.2, A2DP, LE |
| Infrared port | Yes | Yes |
| NFC | Yes | Yes |
| Positioning | GPS (L1+L5), GLONASS (G1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5) | GPS (L1+L5), GLONASS (L1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5) |
| Radio | No | No |
| USB | USB Type-C 2.0, OTG | USB Type-C 2.0, OTG |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct |
| Features | ||
|---|---|---|
| Sensors | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer | Fingerprint (side-mounted), accelerometer, gyro, compass |
| - | Virtual proximity sensing | |
| Battery | ||
|---|---|---|
| Charging | 33W wired, PD3.0, QC3, 100% in 52 min | 120W wired, PD3.0, QC3, 100% in 17 min |
| Type | Li-Po 4520 mAh | Li-Po 4700 mAh |
| Misc | ||
|---|---|---|
| Colors | Black, White, Aurora | Stealth Black, Knight Silver, Cyber Yellow |
| Models | - | 21121210G |
| Price | About 470 EUR | € 227.11 / £ 339.99 |
| SAR | - | 1.09 W/kg (head) 0.99 W/kg (body) |
| SAR EU | - | 0.59 W/kg (head) 0.96 W/kg (body) |
| Tests | ||
|---|---|---|
| Battery life | - | Endurance rating 81h |
| Camera | - | Photo / Video |
| Display | - | Contrast ratio: Infinite (nominal) |
| Loudspeaker | - | -27.4 LUFS (Good) |
| Performance | - | AnTuTu: 952124 (v9) GeekBench: 3637 (v5.1) |
Xiaomi Redmi K40 Pro+
- More balanced performance profile
- Potentially better sustained performance due to thermal efficiency
- More reasonable charging time for casual users
- Slower processor compared to Snapdragon 8 Gen 1
- Significantly slower charging speed
Xiaomi Poco F4 GT
- Significantly faster Snapdragon 8 Gen 1 processor
- Ultra-fast 120W charging (17 minutes to full)
- Likely higher refresh rate display for smoother gaming
- Potential for thermal throttling under sustained load
- May prioritize performance over battery optimization
Display Comparison
Both devices share an 'Infinite' (nominal) contrast ratio, suggesting both utilize OLED panels. However, specific details like peak brightness, color gamut coverage, and refresh rate are missing. Given the F4 GT's gaming focus, it likely boasts a higher refresh rate. The K40 Pro+ may prioritize color accuracy for general use. Without further data, it's difficult to definitively declare a winner, but the F4 GT's target audience suggests a more visually stimulating display.
Camera Comparison
Both phones are listed as having 'Photo / Video' capabilities, but lack specific details. The absence of sensor size or megapixel counts makes a direct comparison impossible. Given the K40 Pro+'s positioning as a more well-rounded flagship, it may feature a more versatile camera system. The F4 GT, geared towards gaming, might prioritize video recording features. Without more data, it's impossible to assess camera quality.
Performance
The Poco F4 GT’s Snapdragon 8 Gen 1 (4nm) represents a significant leap over the K40 Pro+'s Snapdragon 888 (5nm). The Gen 1’s Cortex-X2 core clocks in at 3.00 GHz, exceeding the K40 Pro+'s 2.84 GHz Cortex-X1. The Gen 1 also features newer Cortex-A710 cores (2.50 GHz) compared to the K40 Pro+'s A78 cores (2.42 GHz). This translates to faster CPU and GPU performance in benchmarks. However, the 4nm process of the Gen 1 doesn't entirely negate the 888's thermal advantages; the 8 Gen 1 is known to throttle under sustained load, potentially limiting real-world gaming gains. The K40 Pro+ may offer more consistent performance over extended periods.
Battery Life
Both devices have an endurance rating of 81 hours, suggesting similar real-world battery life despite the K40 Pro+'s slower 33W charging versus the F4 GT’s blazing-fast 120W charging. The F4 GT can reach 100% charge in just 17 minutes, a massive advantage over the K40 Pro+'s 52-minute charge time. This difference is crucial for users who prioritize minimizing downtime. While the K40 Pro+ offers PD3.0 and QC3 compatibility, the F4 GT’s speed is unmatched.
Buying Guide
Buy the Xiaomi Redmi K40 Pro+ if you prioritize a balanced experience with good all-around performance, and value a more reasonable charging time. It's ideal for users who want a flagship without the extreme focus on gaming. Buy the Xiaomi Poco F4 GT if you demand the fastest possible charging, peak performance for gaming, and are willing to accept potentially higher temperatures during extended use. This is the phone for power users and mobile gamers.