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Asus Zenfone 3 ZE520KL phone review — specs and Genze score

Asus Zenfone 3 ZE520KL Specifications

Versions: ZE520KL, ZA520KL

Asus

Released 2016, Jul 15

3 / 4 GB RAM · Qualcomm MSM8953 Snapdragon 625 (14 nm)

  • 144g, 7.7mm thickness
  • Android 6.1, up to 8, ZenUI
  • 32GB/64GB storage, microSDXC

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Genze vs community

Genze and community ratings are both shown on a /10 scale. Genze is derived from internal model scores and price rules; community averages come from approved reviews (1–10 per category).

Category Genze /10 Users /10
Battery 5.1
Display 4.7
Performance 4.8
Camera 7.1
Body 5.2
Gaming 4.8
Software 4.4
Connectivity 1.6
Sensors 7.2
Software updates
Clean software
Heating
Media
Genze total: 5/10

Community columns fill in when reviews are approved.

Quick specifications

5.2"

1080x1920 pixels

16MP

2160p

3/4GB RAM

Snapdragon 625

2600mAh

Score breakdown

From specs, price tier & release year

5 /10
Performance 4.8/10
Battery 5.1/10
Display 4.7/10
Camera 7.1/10
Body 5.2/10
Gaming 4.8/10
Software 4.4/10
Connectivity 1.6/10
Sensors 7.2/10
14 nm 2.00 GHz BT 4.2 2016

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Full specifications

Technology GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands HSDPA 850 / 900 / 1900 / 2100 / 800 - Taiwan
??? HSDPA 850 / 900 / 1900 / 2100 - Global
??? HSDPA 850 / 900 / 2100 - India
??? HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - Brazil
4G bands 1, 2, 3, 5, 7, 8, 18, 19, 26, 28, 38, 39, 40, 41 - Taiwan
??? 1, 3, 5, 8, 40 - India
??? 1, 2, 3, 4, 5, 7, 8, 17, 28 - Brazil
Speed HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps (Global) or LTE (2CA) Cat6 300/50 Mbps (TW/HK/SG/PH)
Announced 2016, July. Released 2016, August
Status Discontinued
Dimensions 146.9 x 74 x 7.7 mm (5.78 x 2.91 x 0.30 in)
Weight 144 g (5.08 oz)
SIM Nano-SIM + Micro-SIM
Type Super IPS+
Size 5.2 inches, 74.5 cm2 (~68.6% screen-to-body ratio)
Resolution 1080 x 1920 pixels, 16:9 ratio (~424 ppi density)
Protection Corning Gorilla Glass 3
OS Android 6.1 (Marshmallow), upgradable to 8 (Oreo), ZenUI
Chipset Qualcomm MSM8953 Snapdragon 625 (14 nm)
CPU Octa-core 2.0 GHz Cortex-A53
GPU Adreno 506
Card slot microSDXC (uses shared SIM slot)
Internal 32GB 3GB RAM, 64GB 4GB RAM
??? eMMC 5.1
Single 16 MP, f/2.0, PDAF, 4-axis OIS
Features Laser AF, Dual-LED dual-tone flash, panorama, HDR
Video 4K@30fps, 1080p@60fps
Single 8 MP, f/2.0
Video 1080p@30fps
Loudspeaker Yes
3.5mm jack Yes
??? 24-bit/192kHz audio
WLAN Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct
Bluetooth 4.2, A2DP, EDR, LE
Positioning GPS, GLONASS, BDS
NFC No
Radio FM radio, RDS
USB USB Type-C 2.0, OTG
Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Type Li-Ion 2600 mAh, non-removable
Colors Sapphire Black, Moonlight White, Shimmer Gold
Models Z017DB, Z017D, Z017DA, Z017DC, ZE520KL, ZA520KL
Price About 280 EUR

Asus Zenfone 3 ZE520KL official images

Asus Zenfone 3 ZE520KL

Frequently asked questions

Is Asus Zenfone 3 ZE520KL worth buying in 2026?

Asus Zenfone 3 ZE520KL is worth considering if its strengths match your priorities. Genze scores it 5/10 for its class. Read owner reviews and compare alternatives before you buy.

What is the battery capacity of Asus Zenfone 3 ZE520KL?

Asus Zenfone 3 ZE520KL has a 2,600 mAh battery. Real-world endurance depends on chipset efficiency, display, and usage.

What display size does Asus Zenfone 3 ZE520KL have?

Asus Zenfone 3 ZE520KL features a 5.20-inch display. See the Display section for resolution, refresh rate, and panel details.

How much RAM does Asus Zenfone 3 ZE520KL have?

Asus Zenfone 3 ZE520KL is available with 3 / 4 GB RAM variants. Storage options are listed in the Memory section.

What is the Genze score for Asus Zenfone 3 ZE520KL?

Genze rates Asus Zenfone 3 ZE520KL 5/10 based on performance, display, camera, battery, body build, and value versus phones in the same price tier.

Where do these specifications come from?

Specifications are compiled from official manufacturer and carrier sources, reviewed by our editors where possible, and enriched with Genze scores and community feedback. GenZe Rank is not responsible for errors or omissions. Regional variants, firmware updates, and retailer listings may differ from what is shown here—always confirm critical details on the official product page before you buy.

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Battery

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Media

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