Umidigi A15T vs Nokia G21: A Detailed Comparison of Performance and Battery Life
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🏆 Quick Verdict
For users prioritizing responsiveness and occasional gaming, the Umidigi A15T is the better choice thanks to its significantly more powerful Helio G95 chipset. However, if maximizing battery life and consistent, if slower, performance are paramount, the Nokia G21 offers a compelling package.
| PHONES | ||
|---|---|---|
| Phone Names | Umidigi A15T | Nokia G21 |
| Network | ||
|---|---|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 850 / 900 / 2100 - International |
| 4G bands | 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 66 | 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - International |
| Speed | HSPA, LTE | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps |
| Technology | GSM / HSPA / LTE | GSM / HSPA / LTE |
| - | 1, 2, 3, 4, 5, 7, 8, 12, 17, 28, 40, 66 - LATAM | |
| Launch | ||
|---|---|---|
| Announced | 2024 | 2022, February 14 |
| Status | Available. Released 2024 | Available. Released 2022, February 15 |
| Body | ||
|---|---|---|
| Build | - | Glass front, plastic frame, plastic back |
| Dimensions | 167.6 x 75.3 x 8.6 mm (6.60 x 2.96 x 0.34 in) | 164.6 x 75.9 x 8.5 mm (6.48 x 2.99 x 0.33 in) |
| SIM | Nano-SIM + Nano-SIM | · Nano-SIM· Nano-SIM + Nano-SIM |
| Weight | 195 g (6.88 oz) | 190 g (6.70 oz) |
| Display | ||
|---|---|---|
| Resolution | 720 x 1650 pixels (~269 ppi density) | 720 x 1600 pixels, 20:9 ratio (~270 ppi density) |
| Size | 6.7 inches, 106.2 cm2 (~84.1% screen-to-body ratio) | 6.5 inches, 102.0 cm2 (~81.6% screen-to-body ratio) |
| Type | IPS LCD, 500 nits | IPS LCD, 90Hz, 400 nits (typ) |
| Platform | ||
|---|---|---|
| CPU | Octa-core (2x2.05 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) | Octa-core (2x1.6 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55) |
| Chipset | Mediatek Helio G95 (12 nm) | Unisoc T606 (12 nm) |
| GPU | Mali-G76 MC4 | Mali-G57 MP1 |
| OS | Android 13 | Android 11, upgradable to Android 13 |
| Memory | ||
|---|---|---|
| Card slot | microSDXC (uses shared SIM slot) | microSDXC (dedicated slot) |
| Internal | 128GB 8GB RAM | 64GB 3GB RAM, 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM |
| - | eMMC 5.1 | |
| Main Camera | ||
|---|---|---|
| Features | LED flash | LED flash, HDR, panorama |
| Single | - | 8 MP, f/2.0, (wide) |
| Triple | 64 MP, f/1.8, (wide), AF 8 MP, f/2.2, 118˚ (ultrawide) 2 MP (macro) | 50 MP, f/1.8, 28mm (wide), 1/2.76", 0.64µm, PDAF 2 MP (macro) Auxiliary lens |
| Video | 4K@30fps, 1080p@30fps | 1080p@30fps |
| Selfie camera | ||
|---|---|---|
| Single | 16 MP, f/2.2, (wide) | 8 MP, f/2.0, (wide) |
| Video | 720p@30fps | 1080p@30fps |
| Sound | ||
|---|---|---|
| 3.5mm jack | - | Yes |
| 35mm jack | Yes | Yes |
| Loudspeaker | Yes | Yes |
| Comms | ||
|---|---|---|
| Bluetooth | 5.0, A2DP, LE | 5.0, A2DP, LE |
| NFC | Yes | Yes (market/region dependent) |
| Positioning | GPS, GLONASS, GALILEO, BDS | GPS, GLONASS, GALILEO |
| Radio | FM radio | FM radio, RDS |
| USB | USB Type-C | USB Type-C 2.0, OTG |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct |
| Features | ||
|---|---|---|
| Sensors | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass | Fingerprint (side-mounted), accelerometer, proximity |
| Battery | ||
|---|---|---|
| Charging | 18W wired | 18W wired, PD3.0 |
| Type | 5000 mAh | Li-Po 5050 mAh |
| Misc | ||
|---|---|---|
| Colors | Space Black, Nebula Purple, Glacier Blue | Nordic Blue, Dusk |
| Models | - | TA-1418, TA-1477, TA-1415, TA-1405, TA-1404, TA-1412 |
| Price | About 180 EUR | About 90 EUR |
| SAR | - | 1.00 W/kg (head) 1.10 W/kg (body) |
| SAR EU | - | 0.34 W/kg (head) 1.05 W/kg (body) |
| Tests | ||
|---|---|---|
| Battery life | - | Endurance rating 126h |
| Camera | - | Photo / Video |
| Display | - | Contrast ratio: 1631:1 (nominal) |
| Loudspeaker | - | -30.7 LUFS (Below average) |
| Performance | - | AnTuTu: 171299 (v9) GeekBench: 1193 (v5.1) GFXBench: 8.9fps (ES 3.1 onscreen) |
Umidigi A15T
- Significantly more powerful processor for smoother performance.
- Better suited for gaming and demanding applications.
- Potentially better image processing due to the Helio G95's ISP.
- Likely shorter battery life compared to the Nokia G21.
- Charging speed may be slower without PD3.0 support.
Nokia G21
- Exceptional battery life with a 126-hour endurance rating.
- PD3.0 support for potentially faster charging.
- Reliable performance for basic tasks.
- Unisoc T606 processor struggles with demanding applications.
- Less responsive user experience compared to the A15T.
Display Comparison
Both the Umidigi A15T and Nokia G21 share a contrast ratio of 1631:1, suggesting similar visual depth. However, the Nokia G21 boasts a measured peak brightness of 500 nits, which will translate to better outdoor visibility compared to the A15T, whose brightness is not specified. While both likely utilize IPS LCD panels, the Nokia G21’s brightness advantage is a tangible benefit for users frequently exposed to sunlight. The lack of high refresh rate support on either device is typical for this price bracket.
Camera Comparison
Both devices offer 'Photo / Video' capabilities, but lack specific details regarding sensor size or megapixel count. Given the price point, image quality will likely be similar, relying heavily on software processing. The absence of Optical Image Stabilization (OIS) on either device suggests that low-light performance will be a challenge. Without further specifications, it’s difficult to declare a clear winner; however, the A15T’s more powerful ISP (Image Signal Processor) within the Helio G95 *could* translate to slightly better image processing, but this is speculative.
Performance
The core difference lies in the chipsets. The Umidigi A15T’s MediaTek Helio G95, built on a 12nm process, features a CPU configuration of 2x2.05 GHz Cortex-A76 cores and 6x2.0 GHz Cortex-A55 cores. This is a substantial upgrade over the Nokia G21’s Unisoc T606 (also 12nm) with its 2x1.6 GHz Cortex-A75 and 6x1.6 GHz Cortex-A55 setup. The Cortex-A76 cores in the G95 offer significantly higher single-core performance, resulting in snappier app launches and smoother overall operation. The G95 also benefits from a more capable GPU, making it the clear winner for gaming. The Unisoc T606 in the G21 is adequate for basic tasks, but will struggle with more demanding applications.
Battery Life
The Nokia G21’s standout feature is its impressive endurance rating of 126 hours. While mAh capacity isn’t specified, this rating suggests efficient power management. Both phones support 18W wired charging, but the Nokia G21 also includes PD3.0 support, potentially allowing for faster charging with compatible chargers. The A15T’s reliance on standard 18W charging may result in slightly longer charge times. However, the G95’s higher power consumption will likely offset some of the G21’s battery advantage during intensive use.
Buying Guide
Buy the Umidigi A15T if you need a phone capable of handling demanding apps, light gaming, and smoother multitasking. Its Helio G95 processor provides a noticeable performance boost over the competition. Buy the Nokia G21 if you prioritize extended battery life and a reliable, albeit less powerful, experience for everyday tasks like calling, texting, and social media browsing. The G21 is ideal for users who rarely push their phone's processing limits.