Xiaomi Redmi K40 Pro+ vs. vivo T4 Pro: A Detailed Performance and Value Showdown
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🏆 Quick Verdict
For most users, the vivo T4 Pro offers a more balanced experience. Its Snapdragon 7 Gen 4 provides excellent performance for daily tasks and gaming, coupled with significantly faster 90W charging. While the K40 Pro+ boasts the more powerful Snapdragon 888, its older 33W charging and potential for thermal throttling make the T4 Pro the better all-around choice.
| PHONES | ||
|---|---|---|
| Phone Names | vivo T4 Pro | Xiaomi Redmi K40 Pro+ |
| Network | ||
|---|---|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G bands | HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G bands | 1, 3, 4, 5, 7, 8, 18, 19, 20, 26, 28, 38, 39, 40, 41, 42, 66 | 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42 |
| 5G bands | 1, 3, 5, 8, 28, 38, 40, 41, 66, 77, 78 SA/NSA | 1, 3, 28, 41, 77, 78 SA/NSA/Sub6 |
| Speed | HSPA, LTE, 5G | HSPA, LTE-A, 5G |
| Technology | GSM / HSPA / LTE / 5G | GSM / CDMA / HSPA / CDMA2000 / LTE / 5G |
| - | CDMA2000 1x | |
| Launch | ||
|---|---|---|
| Announced | 2025, August 26 | 2021, February 25 |
| Status | Available. Released 2025, August 26 | Available. Released 2021, March 04 |
| Body | ||
|---|---|---|
| Build | Glass front, plastic frame, plastic back | - |
| Dimensions | 163.5 x 77 x 7.5 mm (6.44 x 3.03 x 0.30 in) | 163.7 x 76.4 x 7.8 mm (6.44 x 3.01 x 0.31 in) |
| SIM | Nano-SIM + Nano-SIM | Dual SIM (Nano-SIM, dual stand-by) |
| Weight | 192 g (6.77 oz) | 196 g (6.91 oz) |
| - | IP53, dust and splash resistant | |
| Display | ||
|---|---|---|
| Protection | Diamond Shield Glass | Corning Gorilla Glass 5 |
| Resolution | 1080 x 2392 pixels (~388 ppi density) | 1080 x 2400 pixels, 20:9 ratio (~395 ppi density) |
| Size | 6.77 inches, 110.9 cm2 (~88.1% screen-to-body ratio) | 6.67 inches, 107.4 cm2 (~85.9% screen-to-body ratio) |
| Type | AMOLED, 1B colors, HDR10+, 120Hz, 1500 nits (HBM), 5000 nits (peak) | Super AMOLED, 120Hz, HDR10+, 1300 nits (peak) |
| Platform | ||
|---|---|---|
| CPU | Octa-core (1x2.8 GHz Cortex-720 & 4x2.4 GHz Cortex-720 & 3x1.8 GHz Cortex-520) | Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55) |
| Chipset | Qualcomm SM7750-AB Snapdragon 7 Gen 4 (4 nm) | Qualcomm SM8350 Snapdragon 888 5G (5 nm) |
| GPU | Adreno 722 | Adreno 660 |
| OS | Android 15, up to 4 major Android upgrades, Funtouch 15 | Android 11, MIUI 12 |
| Memory | ||
|---|---|---|
| Card slot | No | No |
| Internal | 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM | 256GB 12GB RAM |
| - | UFS 3.1 | |
| Main Camera | ||
|---|---|---|
| Features | Ring-LED flash, panorama, HDR | LED flash, HDR, panorama |
| Single | - | 20 MP, f/2.5, (wide), 1/3.4", 0.8µm |
| Triple | 50 MP, f/1.8, 26mm (wide), 1/1.95", 0.8µm, PDAF, OIS 50 MP, f/2.7, 73mm (periscope telephoto), 1/1.95", 0.8µm, PDAF, OIS, 3x optical zoom Auxiliary lens | 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 |
| Video | 4K@30fps, 1080p@30fps, gyro-EIS, OIS | 8K@30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, gyro-EIS, HDR10+ |
| Selfie camera | ||
|---|---|---|
| Features | - | HDR |
| Single | 32 MP, f/2.5, 30mm (wide) | 20 MP, f/2.5, (wide), 1/3.4", 0.8µm |
| Video | 4K@30fps, 1080p@30fps | 1080p@30fps, 720p@120fps |
| Sound | ||
|---|---|---|
| 3.5mm jack | - | No |
| 35mm jack | No | - |
| Loudspeaker | Yes, with stereo speakers | Yes, with stereo speakers |
| - | 24-bit/192kHz audio | |
| Comms | ||
|---|---|---|
| Bluetooth | 5.4, A2DP, LE | 5.2, A2DP, LE |
| Infrared port | Yes | Yes |
| NFC | No | Yes |
| Positioning | GPS, GALILEO, GLONASS, QZSS, BDS, NavIC | GPS (L1+L5), GLONASS (G1), 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/6, dual-band | Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct |
| Features | ||
|---|---|---|
| Sensors | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, color spectrum, barometer |
| Battery | ||
|---|---|---|
| Charging | 90W wired, PD 7.5W reverse wired Bypass charging | 33W wired, PD3.0, QC3, 100% in 52 min (advertised) |
| Type | Si/C Li-Ion 6500 mAh | Li-Po 4520 mAh, non-removable |
| Misc | ||
|---|---|---|
| Colors | Nitro Blue, Blaze Gold | Black, White, Aurora |
| Models | V2510 | - |
| Price | ₹ 27,890 | About 470 EUR |
| SAR | 0.99 W/kg (head) 0.93 W/kg (body) | - |
vivo T4 Pro
- Faster charging (90W vs 33W)
- More efficient Snapdragon 7 Gen 4
- Potentially better sustained performance due to thermal efficiency
- Less powerful CPU/GPU than the Snapdragon 888
- Potentially lower-quality display panel
Xiaomi Redmi K40 Pro+
- More powerful Snapdragon 888 processor
- Likely higher-quality display
- Potentially more advanced camera system
- Slower 33W charging
- Snapdragon 888 prone to thermal throttling
- Less power efficient
Display Comparison
Neither device's display specifications are provided, so a direct comparison is limited. However, given the K40 Pro+'s flagship positioning, it likely features a higher-quality panel with potentially higher peak brightness and color accuracy. The T4 Pro, being a mid-range device, may utilize a slightly less advanced display technology. The absence of refresh rate data is notable; a higher refresh rate (120Hz or above) would be a significant advantage for gaming and smoother scrolling.
Camera Comparison
Without camera specifications, a detailed comparison is impossible. However, the K40 Pro+’s flagship status suggests a more sophisticated camera system, potentially with a larger main sensor and optical image stabilization (OIS). The T4 Pro likely features a capable camera setup for its price range, but may lack the advanced features and image quality of the K40 Pro+. Image processing algorithms will also play a crucial role, with Xiaomi historically favoring vibrant, saturated images and vivo often aiming for more natural tones.
Performance
The core difference lies in the chipsets. The Xiaomi K40 Pro+’s Snapdragon 888 (5nm) utilizes a Cortex-X1 prime core, offering peak performance advantages over the vivo T4 Pro’s Snapdragon 7 Gen 4 (4nm). However, the 7 Gen 4’s newer architecture and 4nm process provide superior efficiency. The K40 Pro+'s CPU configuration (1x2.84 GHz Cortex-X1, 3x2.42 GHz Cortex-A78, 4x1.80 GHz Cortex-A55) is geared towards raw speed, while the T4 Pro’s (1x2.8 GHz Cortex-720, 4x2.4 GHz Cortex-720, 3x1.8 GHz Cortex-520) prioritizes a balance of performance and power consumption. The 4nm process of the Snapdragon 7 Gen 4 should result in less thermal throttling during sustained workloads, a common issue with the Snapdragon 888.
Battery Life
The vivo T4 Pro’s 90W wired charging is a massive advantage over the K40 Pro+'s 33W charging. The T4 Pro can likely achieve a full charge in under 40 minutes, while the K40 Pro+ takes over 52 minutes (advertised). While battery capacity isn’t specified for either device, the Snapdragon 7 Gen 4’s efficiency should translate to longer battery life for the T4 Pro, even with a potentially smaller battery. The T4 Pro also includes 7.5W reverse wired charging, a feature absent in the K40 Pro+.
Buying Guide
Buy the vivo T4 Pro if you prioritize battery life, fast charging, and sustained performance in a modern, efficient package. It’s ideal for everyday users, mobile gamers who value consistent frame rates over absolute peak performance, and those who appreciate the convenience of rapid top-ups. Buy the Xiaomi Redmi K40 Pro+ if you absolutely need the highest possible CPU and GPU performance for demanding tasks, and are willing to accept slower charging speeds and potentially manage thermal throttling during extended heavy use.