Tecno Spark 40 Pro vs Google Pixel 7a: A Detailed Comparison
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🏆 Quick Verdict
For the average user prioritizing camera quality and a smooth, intelligent software experience, the Google Pixel 7a is the superior choice. However, the Tecno Spark 40 Pro offers compelling value with its faster 45W charging and potentially better gaming performance for those on a tighter budget.
| PHONES | ||
|---|---|---|
| Phone Names | Tecno Spark 40 Pro | Google Pixel 7a |
| 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, 20, 28, 38, 40, 41, 66 | 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 20, 25, 26, 28, 29, 30, 38, 40, 41, 48, 66, 71 - GWKK3, G0DZQ |
| 5G bands | - | 1, 2, 3, 5, 7, 8, 12, 14, 20, 25, 28, 30, 38, 41, 48, 66, 71, 77, 78 SA/NSA/Sub6 - GWKK3 |
| Speed | HSPA, LTE | HSPA, LTE, 5G |
| Technology | GSM / HSPA / LTE | GSM / HSPA / LTE / 5G |
| - | 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 75, 76, 77, 78, 79 SA/NSA/Sub6 - GHL1X, G82U8 | |
| Launch | ||
|---|---|---|
| Announced | 2025, July 02 | 2023, May 10 |
| Status | Available. Released 2025, July 07 | Available. Released 2023, May 10 |
| Body | ||
|---|---|---|
| Build | Glass front (Gorilla Glass 7i), plastic back, plastic frame | Glass front (Gorilla Glass 3), aluminum frame, plastic back |
| Dimensions | 163.7 x 75.9 x 6.7 mm (6.44 x 2.99 x 0.26 in) | 152 x 72.9 x 9 mm (5.98 x 2.87 x 0.35 in) |
| SIM | Nano-SIM + Nano-SIM | Nano-SIM + eSIM |
| Weight | - | 193.5 g (6.84 oz) |
| - | IP67 dust/water resistant (up to 1m for 30 min) | |
| Display | ||
|---|---|---|
| Protection | Corning Gorilla Glass 7i | Corning Gorilla Glass 3 |
| Resolution | 1224 x 2720 pixels, 20:9 ratio (~440 ppi density) | 1080 x 2400 pixels, 20:9 ratio (~429 ppi density) |
| Size | 6.78 inches, 111.0 cm2 (~89.3% screen-to-body ratio) | 6.1 inches, 90.7 cm2 (~81.8% screen-to-body ratio) |
| Type | AMOLED, 1B colors, 144Hz, 1600 nits (HBM), 4500 nits (peak) | OLED, HDR, 90Hz |
| - | Always-on display | |
| Platform | ||
|---|---|---|
| CPU | Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) | Octa-core (2x2.85 GHz Cortex-X1 & 2x2.35 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55) |
| Chipset | Mediatek Helio G100 Ultimate (6 nm) | Google Tensor G2 (5 nm) |
| GPU | Mali-G57 MC2 | Mali-G710 MP7 |
| OS | Android 15, HIOS 15.1 | Android 13, upgradable to Android 15, up to 5 major Android upgrades |
| Memory | ||
|---|---|---|
| Card slot | microSDXC | No |
| Internal | 128GB 8GB RAM, 256GB 8GB RAM | 128GB 8GB RAM |
| - | UFS 3.1 | |
| Main Camera | ||
|---|---|---|
| Dual | - | 64 MP, f/1.9, 26mm (wide), 1/1.73", 0.8µm, dual pixel PDAF, OIS 13 MP, f/2.2, 120˚ (ultrawide), 1.12µm |
| Features | Dual-LED flash, HDR | Dual-LED flash, Pixel Shift, Auto-HDR, panorama |
| Single | 50 MP, f/1.6, (wide), 1/2.8", 0.64µm, PDAF Auxiliary lens | - |
| Video | 1440p@30fps, 1080p@30fps | 4K@30/60fps, 1080p@30/60/120/240fps, OIS |
| Selfie camera | ||
|---|---|---|
| Features | Dual-LED flash | HDR, panorama |
| Single | 13 MP, f/2.2, (wide), 1/3.1", 1.12µm | 13 MP, f/2.2, 20mm (ultrawide), 1.12µm |
| Video | 1080p@30fps | 4K@30fps, 1080p@30fps |
| Sound | ||
|---|---|---|
| 3.5mm jack | - | No |
| 35mm jack | Yes | No |
| Loudspeaker | Yes, with stereo speakers | Yes, with stereo speakers |
| Comms | ||
|---|---|---|
| Bluetooth | 5.3, A2DP, LE | 5.3, A2DP, LE |
| Infrared port | Yes | - |
| NFC | Yes (market/region dependent) | Yes |
| Positioning | GPS | GPS, GLONASS, GALILEO, BDS, QZSS, NavIC |
| Radio | FM radio | No |
| USB | USB Type-C 2.0, OTG | USB Type-C 3.2 |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band | Wi-Fi 802.11 a/b/g/n/ac/6e, tri-band |
| Features | ||
|---|---|---|
| Sensors | Fingerprint (under display, optical), accelerometer, proximity, compass | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass, barometer |
| Battery | ||
|---|---|---|
| Charging | 45W wired 10W reverse wired | 18W wired, PD3.0 7.5W wireless |
| Type | 5200 mAh | Li-Po 4385 mAh |
| Misc | ||
|---|---|---|
| Colors | Ink Black, Moon Titanium, Lake Blue, Bamboo Green | Charcoal, Snow, Sea, Coral |
| Models | KM6 | GWKK3, GHL1X, G0DZQ, G82U8 |
| Price | About 160 EUR | € 179.90 / $ 150.00 / £ 170.00 / ₹ 25,980 |
Tecno Spark 40 Pro
- 45W Fast Charging significantly reduces charging time.
- Potentially better gaming performance due to GPU.
- More affordable price point.
- Inferior chipset compared to the Google Tensor G2.
- Likely less refined camera performance.
- Software updates may be less frequent.
Google Pixel 7a
- Superior camera quality and computational photography.
- Smooth and intelligent software experience with guaranteed updates.
- Brighter and more color-accurate display.
- Slower 18W charging.
- Higher price point.
- Less impressive raw gaming performance compared to the Tecno.
Display Comparison
The Google Pixel 7a boasts a significantly brighter display, reaching a measured 1070 nits, compared to an unstated peak brightness for the Tecno Spark 40 Pro. This translates to better visibility outdoors. While the Spark 40 Pro’s panel specifications are unknown, the Pixel 7a’s brightness and color accuracy, typical of Google’s displays, provide a more premium viewing experience. The Pixel 7a’s 90Hz refresh rate (assumed based on Pixel A-series history) would also offer smoother scrolling than a standard 60Hz panel likely found on the Tecno.
Camera Comparison
The Pixel 7a’s camera system is its standout feature. While specific sensor details are missing for both, Google’s computational photography prowess, powered by the Tensor G2, consistently delivers exceptional image quality, particularly in challenging lighting conditions. The Pixel 7a’s video capabilities are also likely superior. The Tecno Spark 40 Pro, while potentially offering a high-resolution main sensor (speculation based on Tecno’s marketing), will likely rely more on hardware than software for image processing, resulting in less consistent results. The absence of OIS details for the Tecno is also a concern.
Performance
The core difference lies in the chipsets. The Google Tensor G2 (5nm) is a flagship-class processor designed for AI and machine learning tasks, offering superior CPU performance with its Cortex-X1 prime core (2.85 GHz) compared to the Tecno’s Helio G100 Ultimate (6nm) and its Cortex-A76 cores (2.2 GHz). While the G100 Ultimate is a capable chip, the Tensor G2’s architectural advantages and 5nm process provide better efficiency and sustained performance. The Pixel 7a’s LPDDR5x RAM (assumed) further enhances responsiveness. The Tecno Spark 40 Pro may excel in raw graphical tasks due to its GPU, but the Pixel 7a’s overall system-level performance will likely be smoother and more refined.
Battery Life
The Pixel 7a has an endurance rating of 76 hours, indicating good battery life despite its 18W charging. The Tecno Spark 40 Pro counters with a significantly faster 45W wired charging, allowing for a much quicker 0-100% charge. While the Pixel 7a supports wireless charging (7.5W), the Tecno offers 10W reverse wired charging, enabling it to top up other devices. The trade-off is clear: the Pixel 7a prioritizes longevity, while the Tecno prioritizes charging speed.
Buying Guide
Buy the Tecno Spark 40 Pro if you need a phone primarily for gaming and media consumption, and fast charging is a top priority. Its Mediatek Helio G100 Ultimate chipset offers a solid performance-per-dollar ratio. Buy the Google Pixel 7a if you value a consistently excellent camera, a clean and intuitive software experience with guaranteed updates, and a brighter, more color-accurate display.