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Samsung·Mid-range · Released May 2020

Galaxy A Quantum (2020)

The world's first phone with a quantum-random-number generator (QRNG) chip.

56/ 100 SpecEagle score
From
$540
Color · Black
Display
6.7" SAMOLED
Chipset
Exynos 980 + QRNG
Memory
8 GB · 128 GB
Main cam
64 MP quad
Battery
4,500 mAh
Weight
189 g
Quick answer

The Galaxy A Quantum (2020) is a mid-range Samsung smartphone released May 2020, with a launch price of $540. It pairs the Exynos 980 + QRNG with a 6.7" SAMOLED display, a 64 MP quad main camera and a 4,500 mAh battery. In SpecEagle's editorial review it scores 56/100 — The first phone with a quantum-random chip. Standout strengths: world's first phone with a qrng chip (id quantique). and 5g + exynos 980. Main trade-off: korea-exclusive distribution.

AI Snapshot

The first phone with a quantum-random chip.

Galaxy A Quantum was the world's first phone with an embedded quantum-random-number-generator (QRNG) chip from ID Quantique, used by Korean SK Telecom apps for enhanced cryptography. A genuine industry first.

Read the full review
Subscores · 0–100
Display80
Camera66
Performance64
Battery76
Build70
Value64
  • World's first phone with a QRNG chip (ID Quantique).
  • 5G + Exynos 980.
  • 64 MP quad camera.
  • microSD + jack.

Full specifications

Type
Super AMOLED Plus
Size
6.7 inches
Resolution
2,400 × 1,080 px (FHD+)
Main
64 MP + 12 MP ultrawide + 5 MP macro + 5 MP depth
Selfie
32 MP

Benchmarks

vs 2025 flagship class average
AnTuTu v8
Δ class avg -80.2%
This
320,000
Class avg
1,620,000

How the Galaxy A Quantum (2020) compares

Galaxy A Quantum (2020)Xiaomi 15 UltraGalaxy A15 5G
SpecEagle score568956
ChipsetExynos 980 + QRNGSD 8 EliteDimensity 6100+
Display6.7" SAMOLED6.73" LTPO AMOLED6.5" AMOLED 90 Hz
Main camera64 MP quad50 MP · f/1.6350 MP · f/1.8
Battery4,500 mAh5,410 mAh5,000 mAh
Launch price$540$1,499$180

Frequently asked questions

When was the Galaxy A Quantum (2020) released?

The Galaxy A Quantum (2020) was released in May 2020.

How much does the Galaxy A Quantum (2020) cost?

The Galaxy A Quantum (2020) launched at $540 (manufacturer suggested price at release; street and second-hand prices vary by region, storage tier and time since launch).

What is the Galaxy A Quantum (2020) screen size and type?

The Galaxy A Quantum (2020) has a 6.7" SAMOLED display.

What chipset does the Galaxy A Quantum (2020) use?

The Galaxy A Quantum (2020) is powered by the Exynos 980 + QRNG chipset.

How much RAM and storage does the Galaxy A Quantum (2020) have?

The Galaxy A Quantum (2020) ships with 8 GB · 128 GB (RAM · base storage); higher configurations may be available.

What is the Galaxy A Quantum (2020) battery capacity?

The Galaxy A Quantum (2020) has a 4,500 mAh battery.

How fast does the Galaxy A Quantum (2020) charge?

The Galaxy A Quantum (2020) supports 25 W wired charging.

What is the Galaxy A Quantum (2020) main camera?

The Galaxy A Quantum (2020) has a 64 MP quad main camera.

Does the Galaxy A Quantum (2020) have a headphone jack?

The Galaxy A Quantum (2020) has a 3.5 mm headphone jack.

How long will the Galaxy A Quantum (2020) get software updates?

The Galaxy A Quantum (2020) update policy: To Android 12.

How much does the Galaxy A Quantum (2020) weigh?

The Galaxy A Quantum (2020) weighs 189 g.

What colours does the Galaxy A Quantum (2020) come in?

The Galaxy A Quantum (2020) is available in 1 colour: Black.

Is the Galaxy A Quantum (2020) worth buying?

Galaxy A Quantum was the world's first phone with an embedded quantum-random-number-generator (QRNG) chip from ID Quantique, used by Korean SK Telecom apps for enhanced cryptography. A genuine industry first. SpecEagle gives the Galaxy A Quantum (2020) an editorial score of 56/100.

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