ZTE Blade A51
The ZTE Blade A51 is a budget-focused device, powered by the Unisoc SC9863A (28 nm), built for basic everyday tasks (2021).
2021 · Lower-mid-range · Android 11 (Go edition)ⓘ Grades compare this device against others in its own market segment (Mid-range), not against every device on the site.
⚡ Quick Specs
Size6.52" · 166.5 x 75.6 x 8.5 mm (6.56 x 2.98 x 0.33 in)
ChipsetUnisoc SC9863A (28 nm)
RAM2GB
Storage32GB | 64GB
Main Camera13 MP · LED flash
⚖️ Compare With
✓︎ Pros
✓6.52" IPS LCD display with accurate colours and wide viewing angles
✓3.5mm headphone jack for wired audio without adapters
⊗ Cons
✗Smaller 3,200 mAh battery — may need midday charging
✗Basic Unisoc SC9863A (28 nm) for simple tasks only
✗Only 2GB RAM — apps may reload frequently
⚠️ Not ideal for
Heavy usage daysGamingMultitaskingMultitasking
⚙️ Performance
Chipset
Unisoc SC9863A (28 nm)
Entry-level — basic tasks only
CPU
Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55)
RAM
2GB
Apps may reload frequently
💻 Display
Sharpness
269 ppi
Pixels visible at normal viewing distance
Panel
IPS LCD
IPS: accurate colours, good brightness
📷 Camera
Main Camera
13 MP
Capable for everyday photos
🔋 Battery
Capacity
3,200 mAh
May need midday charging with heavy use
📱 Design & Build
Weight
173.7g
Balanced size and weight
Dimensions
166.5 x 75.6 x 8.5 mm (6.56 x 2.98 x 0.33 in)
Sensors
Fingerprint (rear-mounted), accelerometer, proximity
📶 Network
2G Bands
GSM 850 / 900 / 1800 / 1900
3G Bands
HSDPA 850 / 900 / 1900 / 2100
❓ Frequently Asked Questions
No, the ZTE Blade A51 does not support 5G — it supports GSM / HSPA / LTE.
Yes, the ZTE Blade A51 has NFC for contactless payments and pairing.
Yes, the ZTE Blade A51 supports microSDXC expandable storage.
The ZTE Blade A51 SIM configuration: Nano-SIM + Nano-SIM.
Yes, the ZTE Blade A51 has a 3.5mm headphone jack.
Speaker setup: Yes.
The ZTE Blade A51 ships with Android 11 (Go edition).
The ZTE Blade A51 uses USB Type-C 2.0, OTG.
The ZTE Blade A51 supports Wi-Fi 802.11 b/g/n.
The ZTE Blade A51 has 4.2, A2DP, LE.
