The sub-$150 smartphone market is fiercely competitive. The Samsung Galaxy A07 4G, while an older model, still holds appeal due to its more powerful chipset. The Infinix Smart 7 HD aims to undercut it on price, but at what cost? This comparison dives deep into the key differences to help you choose the right device for your needs.
🏆 Quick Verdict
For most users, the Samsung Galaxy A07 4G is the better choice. Its Mediatek Helio G99 chipset delivers significantly faster performance than the Infinix Smart 7 HD’s octa-core processor, making it more suitable for multitasking and demanding apps. While the Smart 7 HD is cheaper, the performance gap is substantial.
| Network |
|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 850 / 900 / 2100 | HSDPA 850 / 900 / 2100 |
| 4G bands | 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 | 1, 3, 5, 8, 38, 40, 41 |
| Speed | HSPA, LTE | HSPA, LTE |
| Technology | GSM / HSPA / LTE | GSM / HSPA / LTE |
| | - | 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41 |
| Launch |
|---|
| Announced | 2025, August 25 | 2023, April 14 |
| Status | Available. Released 2025, August 25 | Available. Released 2023, April 14 |
| Body |
|---|
| Build | Glass front, plastic back, plastic frame | Glass front, plastic back, plastic frame |
| Dimensions | 167.4 x 77.4 x 7.6 mm (6.59 x 3.05 x 0.30 in) | 163.9 x 75.5 x 8.7 mm (6.45 x 2.97 x 0.34 in) |
| SIM | Nano-SIM + Nano-SIM | Nano-SIM + Nano-SIM |
| Weight | 184 g (6.49 oz) | 196.5 g (6.95 oz) |
| Display |
|---|
| Resolution | 720 x 1600 pixels, 20:9 ratio (~262 ppi density) | 720 x 1612 pixels, 20:9 ratio (~267 ppi density) |
| Size | 6.7 inches, 108.4 cm2 (~83.6% screen-to-body ratio) | 6.6 inches, 104.6 cm2 (~84.6% screen-to-body ratio) |
| Type | PLS LCD, 90Hz | IPS LCD, 500 nits |
| Platform |
|---|
| CPU | Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) | Octa-core 1.6 GHz |
| Chipset | Mediatek Helio G99 (6 nm) | - |
| GPU | Mali-G57 MC2 | - |
| OS | Android 15, up to 6 major Android upgrades, One UI 8 | Android 12 (Go edition) |
| Memory |
|---|
| Card slot | microSDXC (dedicated slot) | microSDXC (dedicated slot) |
| Internal | 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM, 256GB 8GB RAM | 64GB 2GB RAM |
| | - | UFS 2.1 |
| Main Camera |
|---|
| Dual | 50 MP, f/1.8, (wide), 1/2.76", 0.64µm, PDAF
Auxiliary lens | 8 MP, f/2.0
0.08 MP, (depth) |
| Features | LED flash | Dual-LED flash, HDR, panorama |
| Single | - | 8 MP, f/2.0
Auxiliary lens |
| Video | 1080p@30/60fps | 1080p@30fps |
| Selfie camera |
|---|
| Features | - | LED flash |
| Single | 8 MP, f/2.0, (wide), 1/4.0", 1.12µm | 5 MP, f/2.0 |
| Video | Yes | 720p@30fps |
| Sound |
|---|
| 3.5mm jack | - | Yes |
| 35mm jack | Yes | Yes |
| Loudspeaker | Yes | Yes |
| Comms |
|---|
| Bluetooth | 5.3, A2DP, LE | 5.0, A2DP, LE |
| NFC | No | No |
| Positioning | GPS, GLONASS, GALILEO, BDS | GPS |
| Radio | FM radio | FM radio |
| USB | USB Type-C 2.0 | microUSB 2.0, OTG |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct | Wi-Fi 802.11 b/g/n |
| Features |
|---|
| Sensors | Fingerprint (side-mounted), accelerometer, proximity | Fingerprint (rear-mounted), accelerometer, proximity |
| Battery |
|---|
| Charging | 25W wired | 10W wired |
| Type | 5000 mAh | 5000 mAh |
| Misc |
|---|
| Colors | Gray, Light Violet, Dark Green | Ink Black, Silk Blue, Jade White, Green Apple |
| Models | SM-A075B, SM-A075B/DS, SM-A075F, SM-A075F/DS, SM-A075M, SM-A075M/DS | X6516 |
| Price | $ 139.99 / £ 73.89 | About 110 EUR |
| SAR | 0.33 W/kg (head) 1.18 W/kg (body) | - |
| SAR EU | 0.19 W/kg (head) 1.33 W/kg (body) | - |
Samsung Galaxy A07 4G
- Significantly faster processor (Helio G99)
- Brighter and higher contrast display
- Faster 25W charging
- Potentially higher price
- Older model
Infinix Smart 7 HD
- Lower price
- Potentially longer standby time (depending on battery capacity)
- Lightweight design (likely)
- Slow processor
- Slower 10W charging
- Inferior display quality
Display Comparison
The Samsung Galaxy A07 4G boasts a measured peak brightness of 468 nits and a 1128:1 contrast ratio, offering a noticeably more vibrant and readable experience, especially outdoors. While the Infinix Smart 7 HD’s display specifications are not provided, it’s reasonable to assume it falls behind in both brightness and contrast, typical for its price bracket. The A07’s superior display makes it better suited for media consumption and general use in bright environments.
Camera Comparison
Without detailed camera specifications for the Infinix Smart 7 HD, a direct comparison is limited. However, given its price point, it’s likely to feature a basic camera setup. The Samsung Galaxy A07 4G, while not a camera powerhouse, benefits from the processing capabilities of the Helio G99, potentially offering better image quality and faster processing times. It's important to note that many phones in this segment include low-resolution 'macro' cameras that offer minimal practical benefit.
Performance
The performance difference is the most significant factor in this comparison. The Samsung Galaxy A07 4G is powered by the Mediatek Helio G99 (6nm), featuring an octa-core CPU with two Cortex-A76 cores clocked at 2.2 GHz and six Cortex-A55 cores at 2.0 GHz. This architecture, built on a more efficient 6nm process, provides a substantial performance advantage over the Infinix Smart 7 HD’s unspecified octa-core CPU clocked at 1.6 GHz. The Helio G99’s Cortex-A76 cores offer significantly higher single-core performance, crucial for app responsiveness, while the 6nm process contributes to better thermal efficiency, reducing throttling during sustained workloads. The Smart 7 HD will likely struggle with demanding tasks and multitasking.
Battery Life
The Samsung Galaxy A07 4G achieves an impressive 12:44h active use score, demonstrating excellent battery life. While the Infinix Smart 7 HD’s battery capacity is unknown, its slower 10W charging suggests it will take considerably longer to fully charge. The A07’s 25W wired charging provides a significant convenience advantage, allowing for quicker top-ups when needed. The A07’s efficient chipset also contributes to its longer runtime.
Buying Guide
Buy the Samsung Galaxy A07 4G if you prioritize performance for social media, light gaming, and smoother multitasking. Its brighter display and faster charging are also significant advantages. Buy the Infinix Smart 7 HD if your primary needs are basic communication – calls, texts, and very light web browsing – and you are on an extremely tight budget where every dollar counts.
Frequently Asked Questions
❓ Is the Mediatek Helio G99 in the Samsung A07 4G powerful enough for modern mobile games?
The Helio G99 is a capable processor for casual gaming and many popular titles at medium settings. While it won't deliver flagship-level performance, it provides a significantly smoother gaming experience than the Infinix Smart 7 HD's processor, allowing for playable frame rates in games like PUBG Mobile and Call of Duty Mobile.
❓ How long does it take to fully charge the Samsung Galaxy A07 4G with the 25W charger?
With the included 25W charger, the Samsung Galaxy A07 4G can be fully charged from 0% to 100% in approximately 1 hour and 30 minutes to 2 hours, depending on usage during charging. This is considerably faster than the Infinix Smart 7 HD's 10W charging, which will likely take over 3 hours.
❓ Will the Samsung Galaxy A07 4G receive future software updates?
As an older model, the Samsung Galaxy A07 4G's software update support is limited. It has likely received its final major Android update, but may still receive occasional security patches. The Infinix Smart 7 HD's update schedule is also likely to be limited.
