Oppo A78 vs vivo iQOO Z7 Pro: A Deep Dive into Mid-Range Performance
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🏆 Quick Verdict
For most users, the vivo iQOO Z7 Pro is the superior choice. Its Mediatek Dimensity 7200 chipset, built on a more efficient 4nm process, provides a noticeable performance uplift over the Oppo A78’s Dimensity 700. The significantly faster 66W charging also makes it the more convenient option, despite a potentially similar battery capacity.
| PHONES | ||
|---|---|---|
| Phone Names | Oppo A78 | vivo iQOO Z7 Pro |
| Network | ||
|---|---|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 850 / 900 / 1700 / 2100 |
| 4G bands | 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 38, 39, 40, 41, 66 | 1, 3, 4, 5, 8, 28, 34, 38, 39, 40, 41 |
| 5G bands | 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA | 1, 3, 5, 8, 28, 40, 41, 77, 78 SA/NSA |
| Speed | HSPA, LTE, 5G | HSPA, LTE, 5G |
| Technology | GSM / HSPA / LTE / 5G | GSM / HSPA / LTE / 5G |
| IP54 | - | |
| Launch | ||
|---|---|---|
| Announced | 2023, January 07 | 2023, August 31 |
| Status | Available. Released 2023, January 07 | Available. Released 2023, September 05 |
| Body | ||
|---|---|---|
| Build | - | Glass front, plastic frame, glass back |
| Dimensions | 163.8 x 75.1 x 8 mm (6.45 x 2.96 x 0.31 in) | 164.1 x 74.8 x 7.4 mm (6.46 x 2.94 x 0.29 in) |
| SIM | Nano-SIM + Nano-SIM | Nano-SIM + Nano-SIM |
| Weight | 188 g (6.63 oz) | 175 g (6.17 oz) |
| Display | ||
|---|---|---|
| Protection | Panda glass | Asahi Glass |
| Resolution | 720 x 1612 pixels, 20:9 ratio (~269 ppi density) | 1080 x 2400 pixels, 20:9 ratio (~388 ppi density) |
| Size | 6.56 inches, 103.4 cm2 (~84.0% screen-to-body ratio) | 6.78 inches, 111.0 cm2 (~90.4% screen-to-body ratio) |
| Type | IPS LCD, 90Hz, 480 nits (typ), 600 nits (HBM) | AMOLED, 1B colors, 120Hz, HDR10+, 1300 nits (peak) |
| Platform | ||
|---|---|---|
| CPU | Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) | Octa-core (2x2.8 GHz Cortex-A715 & 6x Cortex-A510) |
| Chipset | Mediatek Dimensity 700 (7 nm) | Mediatek Dimensity 7200 (4 nm) |
| GPU | Mali-G57 MC2 | Mali-G610 MC4 |
| OS | Android 12, upgradable to Android 14, ColorOS 14 | Android 13, planned upgrade to Android 14, Funtouch 14 |
| Memory | ||
|---|---|---|
| Card slot | microSDXC | No |
| Internal | 128GB 4GB RAM, 128GB 8GB RAM, 256GB 8GB RAM | 128GB 8GB RAM, 256GB 8GB RAM |
| UFS 2.2 | - | |
| Main Camera | ||
|---|---|---|
| Dual | 50 MP, f/1.8, 27mm (wide), PDAF Auxiliary lens | 64 MP, f/1.8, 26mm (wide), PDAF, OIS Auxiliary lens |
| Features | LED flash, HDR, panorama | Ring-LED flash, panorama, HDR |
| Single | 8 MP, f/2.0, 27mm (wide) | - |
| Video | 1080p@30fps | 4K@30fps, 1080p@30fps, gyro-EIS |
| Selfie camera | ||
|---|---|---|
| Single | 8 MP, f/2.0, 27mm (wide) | 16 MP, f/2.5, (wide) |
| Video | 1080p@30fps | 1080p@30fps |
| Sound | ||
|---|---|---|
| 3.5mm jack | Yes | - |
| 35mm jack | Yes | No |
| Loudspeaker | Yes, with stereo speakers | Yes |
| Comms | ||
|---|---|---|
| Bluetooth | 5.3, A2DP, LE, aptX | 5.3, A2DP, LE |
| NFC | Yes | No |
| Positioning | GPS, GALILEO, GLONASS, BDS, QZSS | GPS, GLONASS, GALILEO, BDS |
| 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, dual-band | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct |
| Features | ||
|---|---|---|
| Sensors | Fingerprint (side-mounted), accelerometer, proximity, compass | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass |
| Battery | ||
|---|---|---|
| Charging | 33W wired, PD, 52% in 30 min, 100% in 67 min | 66W wired, 50% in 22 min |
| Type | Li-Po 5000 mAh | 4600 mAh |
| Misc | ||
|---|---|---|
| Colors | Glowing Black, Glowing Purple | Blue Lagoon, Graphite Matte |
| Models | CPH2483, CPH2495 | - |
| Price | € 188.99 / $ 102.92 / ₹ 16,290 | About 270 EUR |
Oppo A78
- Lower price point makes it accessible.
- Decent performance for everyday tasks.
- Reliable brand reputation.
- Older Dimensity 700 chipset is less powerful.
- Slower 33W charging.
- May struggle with demanding games.
vivo iQOO Z7 Pro
- Significantly faster Dimensity 7200 chipset.
- Much faster 66W charging.
- Improved power efficiency with 4nm process.
- Likely a higher price tag.
- May not offer substantial camera improvements without sensor details.
- Potential for more heat under sustained load (though 4nm helps).
Display Comparison
While both phones likely feature LCD panels (data not provided), the core difference lies in the processing power driving them. Display quality will be similar, but the Dimensity 7200 in the iQOO Z7 Pro will handle graphically intensive tasks on the display more smoothly. Bezels and color accuracy are unknown, but the chipset difference suggests a better overall visual experience on the iQOO Z7 Pro when gaming or watching videos.
Camera Comparison
Without specific camera sensor details, it’s difficult to make a definitive judgment. However, the iQOO Z7 Pro’s more powerful chipset allows for more sophisticated image processing algorithms, potentially resulting in better dynamic range and noise reduction. The A78’s image processing will likely be less refined. We can assume both phones will include a standard set of camera modes, but the iQOO Z7 Pro’s processing capabilities give it an edge in image quality, especially in challenging lighting conditions. The presence of OIS (Optical Image Stabilization) on either device is unknown, but would be a significant advantage.
Performance
The iQOO Z7 Pro’s Mediatek Dimensity 7200 (4nm) represents a substantial upgrade over the Oppo A78’s Dimensity 700 (7nm). The 4nm process inherently offers better power efficiency, translating to less heat generation and sustained performance during prolonged use. The CPU architecture also differs significantly: the iQOO Z7 Pro utilizes 2x2.8 GHz Cortex-A715 cores, a newer and more powerful design than the A78’s 2x2.2 GHz Cortex-A76 cores. This means faster app loading times, smoother multitasking, and a more responsive user experience on the iQOO Z7 Pro. The A78 will be adequate for basic tasks, but the Z7 Pro is clearly the winner for demanding users.
Battery Life
The Oppo A78 supports 33W wired charging, reaching 100% in 67 minutes, while the iQOO Z7 Pro boasts 66W charging, achieving 50% charge in just 22 minutes. This is a significant difference in charging speed. While battery capacity isn’t specified, the iQOO Z7 Pro’s faster charging mitigates any potential disadvantage from a slightly smaller battery. The Dimensity 7200’s 4nm efficiency also contributes to better battery life per charge, making the iQOO Z7 Pro the more convenient option for users who prioritize quick top-ups.
Buying Guide
Buy the Oppo A78 if you prioritize a lower upfront cost and are primarily focused on everyday tasks like browsing, social media, and light multimedia consumption. Buy the vivo iQOO Z7 Pro if you value smoother gaming performance, faster charging speeds, and a more future-proof chipset for demanding applications. The iQOO Z7 Pro is the better choice for power users and mobile gamers.