The vivo T2 (China) and Xiaomi Redmi K70E represent compelling options in the increasingly competitive mid-range smartphone market. The T2 leverages the proven Snapdragon 870, while the K70E debuts with the newer Mediatek Dimensity 8300 Ultra. This comparison dissects the architectural differences and real-world implications of these chipsets, alongside their charging capabilities, to determine which device offers the best value.
🏆 Quick Verdict
For most users, the Xiaomi Redmi K70E emerges as the stronger choice. The Dimensity 8300 Ultra’s more efficient 4nm process and architectural improvements deliver superior performance and thermal management compared to the Snapdragon 870 in the vivo T2, despite the latter’s established reputation. The K70E’s faster 90W charging further solidifies its advantage.
| Network |
|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 850 / 900 / 1700(AWS) / 2100 | HSDPA 800 / 850 / 900 / 1700(AWS) / 2100 |
| 4G bands | 1, 3, 4, 5, 8, 28, 34, 38, 39, 40, 41 | 1, 3, 4, 5, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41, 42, 48, 66 |
| 5G bands | 1, 5, 8, 28, 41, 77, 78 SA/NSA | 1, 3, 5, 8, 28, 38, 41, 48, 66, 77, 78 SA/NSA |
| Speed | HSPA, LTE, 5G | HSPA, LTE, 5G |
| Technology | GSM / CDMA / HSPA / CDMA2000 / LTE / 5G | GSM / CDMA / HSPA / CDMA2000 / LTE / 5G |
| Launch |
|---|
| Announced | 2022, May 23 | 2023, November 29 |
| Status | Cancelled | Available. Released 2023, November 29 |
| Body |
|---|
| Dimensions | 163 x 76.2 x 8.5 mm (6.42 x 3.00 x 0.33 in) | 160.5 x 74.3 x 8.1 mm (6.32 x 2.93 x 0.32 in) |
| SIM | Nano-SIM + Nano-SIM | Nano-SIM + Nano-SIM |
| Weight | 190 g (6.70 oz) | 198 g (6.98 oz) |
| Display |
|---|
| Resolution | 1080 x 2400 pixels, 20:9 ratio (~398 ppi density) | 1220 x 2712 pixels, 20:9 ratio (~446 ppi density) |
| Size | 6.62 inches, 105.8 cm2 (~85.2% screen-to-body ratio) | 6.67 inches, 107.4 cm2 (~90.1% screen-to-body ratio) |
| Type | AMOLED, 120Hz, HDR10+, 1300 nits (peak) | OLED, 68B colors, 120Hz, Dolby Vision, HDR10+, 1800 nits (peak) |
| Platform |
|---|
| CPU | Octa-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585) | Octa-core (1x3.35 GHz Cortex-A715 & 3x3.20 GHz Cortex-A715 & 4x2.20 GHz Cortex-A510) |
| Chipset | Qualcomm SM8250-AC Snapdragon 870 5G (7 nm) | Mediatek Dimensity 8300 Ultra (4 nm) |
| GPU | Adreno 650 | Mali G615-MC6 |
| OS | Android 12, OriginOS Ocean | Android 14, HyperOS |
| Memory |
|---|
| Card slot | No | No |
| Internal | 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM | 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM, 1TB 16GB RAM |
| Main Camera |
|---|
| Features | LED flash, HDR, panorama | LED flash, HDR, panorama |
| Triple | 64 MP, f/1.9, (wide), PDAF, OIS
8 MP, f/2.2, 116˚ (ultrawide)
2 MP (macro) | 64 MP, (wide), 1/2.0", PDAF, OIS
8 MP, 120˚, (ultrawide)
2 MP (macro) |
| Video | 4K@30fps, 1080p@30fps | 4K@24/30fps, 1080p@30/60/120/240/960fps, 720p@1920fps, gyro-EIS |
| Selfie camera |
|---|
| Features | HDR | HDR, panorama |
| Single | 16 MP, f/2.0, (wide) | 16 MP, (wide) |
| Video | 1080p@30fps | 1080p@30/60fps, gyro-EIS |
| Sound |
|---|
| 35mm jack | Yes | No |
| Loudspeaker | Yes, with dual speakers | Yes, with stereo speakers |
| Comms |
|---|
| Bluetooth | 5.2, A2DP, LE, aptX HD, aptX Adaptive | 5.4, A2DP, LE |
| Infrared port | Yes | Yes |
| NFC | Yes | Yes |
| Positioning | GPS, GLONASS, GALILEO, BDS, QZSS | GPS, GALILEO, GLONASS, QZSS, BDS (B1I+B1c) |
| Radio | No | No |
| USB | USB Type-C 2.0, OTG | USB Type-C, OTG |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct |
| Features |
|---|
| Sensors | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass | Fingerprint (under display, optical), accelerometer, proximity, gyro, compass |
| Battery |
|---|
| Charging | 80W wired | 90W wired, PD3.0, QC2, 100% in 34 min |
| Type | 4700 mAh | Li-Po 5500 mAh |
| Misc |
|---|
| Colors | Black, Mint | Black, White, Mint |
| Models | V2199GA | 2311DRK48C |
| Price | - | About 260 EUR |
vivo T2 (China)
- Proven Snapdragon 870 performance
- Likely more affordable price point
- Reliable and well-established chipset
- Older 7nm process leads to lower efficiency
- Slower 80W charging compared to K70E
- Potential for more throttling under heavy load
Xiaomi Redmi K70E
- More powerful and efficient Dimensity 8300 Ultra
- Faster 90W charging with PD3.0/QC2 support
- Modern 4nm process for improved thermal management
- May be slightly more expensive than the vivo T2
- Newer chipset, potential for early software bugs
- Long-term software support remains to be seen
Display Comparison
While display specifications aren't provided, both phones likely feature AMOLED panels common in this price range. However, the K70E’s chipset allows for potentially more advanced display features like higher refresh rates and more efficient power management. The Dimensity 8300 Ultra’s integrated display engine could translate to smoother scrolling and better HDR performance. Bezels are expected to be minimal on both, reflecting current design trends.
Camera Comparison
Without specific camera sensor details, it’s difficult to make a definitive judgment. However, given the K70E’s focus on performance, it’s reasonable to assume Xiaomi invested in a capable camera system. The Dimensity 8300 Ultra’s ISP (Image Signal Processor) is likely more advanced than the Snapdragon 870’s, potentially leading to better image processing, noise reduction, and dynamic range. The absence of information on OIS (Optical Image Stabilization) makes it impossible to assess video stabilization capabilities.
Performance
The core difference lies in the chipsets. The Xiaomi Redmi K70E’s Mediatek Dimensity 8300 Ultra, built on a 4nm process, boasts a more modern architecture (Cortex-A715) than the vivo T2’s 7nm Snapdragon 870 (Kryo 585). The Dimensity 8300 Ultra’s CPU configuration – 1x3.35 GHz Cortex-A715, 3x3.20 GHz Cortex-A715, and 4x2.20 GHz Cortex-A510 – offers a performance edge, particularly in multi-threaded tasks. The 4nm node also contributes to significantly improved thermal efficiency, reducing the likelihood of throttling during sustained gaming sessions. While the Snapdragon 870 remains a capable performer, the Dimensity 8300 Ultra represents a generational leap in efficiency and raw power.
Battery Life
The Redmi K70E’s 90W wired charging is a significant advantage, promising a full charge in just 34 minutes with support for PD3.0 and QC2. The vivo T2’s 80W charging is still fast, but the K70E offers a noticeable time saving. While battery capacity isn’t specified, the Dimensity 8300 Ultra’s superior efficiency should translate to longer battery life for the K70E, even with a similar capacity to the T2. The 4nm process inherently consumes less power than the 7nm process used by the Snapdragon 870.
Buying Guide
Buy the vivo T2 (China) if you prioritize a known quantity and are comfortable with a slightly older chipset. Its Snapdragon 870 still provides excellent performance for everyday tasks and many games, and it’s likely available at a lower price point. Buy the Xiaomi Redmi K70E if you demand the best possible performance in this price bracket, value future-proofing with the newer Dimensity 8300 Ultra, and appreciate the convenience of faster 90W charging.
Frequently Asked Questions
❓ Will the Dimensity 8300 Ultra in the Redmi K70E get noticeably hotter than the Snapdragon 870 during extended gaming sessions?
The Dimensity 8300 Ultra’s 4nm process is significantly more thermally efficient than the Snapdragon 870’s 7nm process. This means the K70E will generate less heat under load, resulting in less throttling and more sustained performance during long gaming sessions. While both phones will warm up, the K70E should maintain higher frame rates for longer.
❓ Does the Redmi K70E’s 90W charging degrade the battery health faster than the vivo T2’s 80W charging?
While faster charging can theoretically contribute to slightly faster battery degradation over the long term, modern smartphones employ sophisticated charging management systems to mitigate this effect. The Redmi K70E’s charging circuitry is designed to protect battery health, and the convenience of a full charge in 34 minutes likely outweighs any minimal long-term degradation concerns.
❓ Is the performance difference between the Snapdragon 870 and Dimensity 8300 Ultra noticeable in everyday tasks like browsing and social media?
For basic tasks like browsing, social media, and video playback, the performance difference will be minimal. Both chipsets are more than capable of handling these workloads smoothly. However, the Dimensity 8300 Ultra will exhibit a more noticeable advantage in demanding applications like video editing, graphic-intensive games, and multitasking.
