Samsung a11 vs a51 Comparisons [Ultimate Guide]

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The Samsung a11 vs a51 comparison is going to give you the best of both worlds.

You’ll be able to see how each phone performs in different areas and find out which one is better.

It’s important not just for finding your favorite, but also so that you can make an informed decision about what will work for you!

Galaxy A11 vs Galaxy A51 - Who Takes The Cake? - YouTube
Samsung a11 vs a51

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Phones from Samsung in the Midrange: Galaxy A11 vs. Galaxy A51

When compared to a few years ago, the Samsung smartphone Galaxy A11 and Samsung Galaxy A51 are priced as midrange smartphones, but their hardware is cutting edge nowadays.

Two top Samsung smartphone features are included in both variants, including an in-screen fingerprint sensor, a lengthy battery life, and a 32MP selfie camera.

Due to the inclusion of a macro quad-camera for extreme closeups as well as a sensor to read subject distance and create more professional-looking portraits, these models have twice as many cameras on the rear as the new iPhone 12.

They also have twice as many cameras like the new iPhone 12.

Both midrange variants support 4G LTE networks in Canada, as well as 802.11ac Wi-Fi networks, Bluetooth 5.0 devices, and NFC wireless communications.

You may even use your old, trusted analog headphones to connect to either of the models.

After all, these two devices appear to be extremely identical on the surface, so what distinguishes one from the other?

Samsung Galaxy A Series phones compared: A01 vs. A11 vs. A21 vs. A51 vs.  A71 vs. A50 - CNET
Galaxy A11 vs. Galaxy A51

Samsung a11 vs a51: Hardware Specs

Chip in the system:

a51: Qualcomm Snapdragon 450 SDM450 Exynos 9611

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a11: Samsung Exynos 9611 Qualcomm Snapdragon 450 SDM450


a51: Octa-core processor with ARM Cortex-A73 and ARM Cortex-A53 cores running at 2300 MHz in a 10 nm process

a11: Arm Cortex-A53 processor, 1800 MHz, 64-bit, 14 nm, octa-core, 14 nm


a51: Mali-G72 MP3 Download

a11: Adreno 506 is a graphics processing unit.


a51: 4 GB of LPDDR4 memory

a11: 2 GB of LPDDR3 memory

Storage space on the inside:

a51: 128 GB of storage space, with 105.9 GB of that space available for use.

a11: 32 GB, of which 20.3 GB is available for use

Storage capacity expansion:

a51: microSDXC cards with capacities of up to 512 GB

a11: microSDXC cards with capacities of up to 512 GB

Type of device:




a51: Android (versions 11 and 10) and Samsung One UI

a11: Android is a mobile operating system (11, 10)

Performance comparison between the Samsung Galaxy A71 and the Galaxy A51

The lower-priced Samsung Galaxy A51 comes with 4GB of RAM and 128GB of storage, which should be plenty for the majority of mobile users.

The more expensive Galaxy A11 is suitable for photographers who desire rapid shooting and in-camera effects supplied by more RAM, twice the amount of storage space, and a larger screen than the cheaper Galaxy A10.

Despite the fact that both displays have full HD resolution and outstanding Super AMOLED color reproduction, the larger size of the Galaxy A11’s display makes viewing (and displaying) your images a far more pleasurable experience.


a51: a 4000 mAh battery

a11: 4000 mAh battery


a51: Li-Polymer, non-replaceable by the user

a11: Not replaceable by the user

Test results for battery life: id124954


a51: Rapid charging

a11: Rapid charging

Maximum charging speed:

a51: N/A

a11: 15.0W when wired

Battery Capacity In-depth Explanation

Both models will last a full day, however, the Galaxy A11 battery has 12.5 percent more juice than the Galaxy A51 battery.

Additional performance enhancements and processing speed from the Qualcomm Snapdragon 730 over the Exynos 9611 provide the Galaxy A11 an even bigger advantage in terms of battery life.

The Galaxy A51 supports 15W fast charging, while the Galaxy A11 supports 25W super-quick charging; neither model supports wireless charging.



a51: Triple camera

a11: quad camera

Main Camera

a51: 48 MP for the main camera (PDAF)

Specifications: F2.0 aperture, 26 mm focal length, with a 1/2″ sensor “0.8 m pixel size

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a11: 13 MP secondary camera (Autofocus)

F1.8 aperture; 27 mm pixel focal length

Second Camera

a51: 12 MP (Ultra-wide)

Specifications: F2.2 aperture; 13 mm focal length; 1.12 m pixel size

a11: 5 MP (second quad camera) (Ultra-wide)

F2.2 is the aperture size.

Third camera:

a51: 5 megapixels (Macro)

The aperture size is F2.4, and the focal length is 40 mm.

a11: 2 megapixels (normal) (Depth information

F2.4 is the aperture size.

Fourth Camera

a51: 5 MP for the fourth camera (Depth information)

The aperture size is F2.2, and the sensor size is 1/5″ “1.12 m pixel size

Video Recording

a513840x2160 (4K UHD) (30 frames per second), 1920×1080 (Full HD) (120 frames per second), 1280×720 (HD) (240 frames per second),

a11: 1920×1080 (Full HD) (30 fps)

Features: EIS, Hyperlapse


a51: 32 MP on the front (HDR)

a11: 8 Megapixels

Video Capture

a51: 1920×1080 (Full HD) 1920×1080 (Full HD)

a11: 1920×1080 (Full HD) 1920×1080 (Full HD) 1920 (Full HD)

Cameras: Samsung Galaxy A11 VS Galaxy A51

In terms of cameras, the Galaxy A11 and Galaxy A51 both have Quad Camera setups on the back of the device.

The main camera is the only noticeable variation between them (used for most shots).

The Galaxy A51 has a 48MP primary lens, but the Galaxy A11 has a 64MP premium lens that captures more light.

This is useful if you usually snap images indoors or at night.

Both models come with a 12MP ultrawide camera, a 5MP depth macro lens for extreme closeups, and a 5MP depth sensor for better portrait shooting.

Samsung Galaxy A Series (2020): Specs, Price, Release, and More | WIRED
Cameras: Samsung Galaxy A11 VS Galaxy A51

Samsung Galaxy A51 vs. Galaxy A21

Given that the price difference between these two models is only $110, it’s reasonable to analyze the differences between the powerful low-end Galaxy A21 and the reasonably priced middle Galaxy A51 and for galaxy smartphone

In practically every comparison, the Galaxy A51 outperforms the Galaxy A21 in almost every measure.

It boasts a faster CPU with more RAM, twice the storage, twice the resolution on a clear OLED display with an in-screen fingerprint sensor, captures 4K video on a 48MP camera, and selfies appear better thanks to the 32MP front lens.

If your phone is an extension of yourself and you use it frequently throughout the day, the Galaxy A51 is the most affordable Samsung smartphone to consider.

If you only need anything to keep connected and shoot a few photos now and again, the Galaxy A21 is a good buy, and you can finally replace that old mobile phone you bought years ago.

Summary of the Article

Why is the Samsung Galaxy A11 superior to the Samsung Galaxy A51?

  • 10% larger aperture at minimum focal length
  • f/1.8, f/2.2, and f/2.4vs2 and 2.2, 2.4, and 2.2f
  • At the shortest focal length (front camera), the aperture is 9.09 percent wider.
  • f/2.0 vs. f/2.2
  • 31.82 percent less expensive?
  • 159 euros vs. 233.21881839425964 euros
  • More information can be found further down.
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Why is the Samsung Galaxy A51 superior to the Samsung Galaxy A11?

  • 1.51 times more pixel density?
  • 405ppivs268ppi
  • 5GB of more RAM memory?
  • 8GBvs3GB
  • 11.11 percent faster CPU performance?
  • 8 x 1.8GHz vs. 4 x 2.3GHz & 4 x 1.7GHz
  • 2.31 times the resolution?
  • 1080 x 2400 vs. 720 x 1560
  • 3.5 times the megapixels (primary camera)?
  • 48MP, 12MP, 5MP, and 5MP vs. 13MP, 5MP, and 2MP
  • What if the screen size was 1.56 percent larger?
  • 6.5″vs6.4″
  • Is there branded scratch-resistant glass?
  • 4x more megapixels on the front camera?
  • 32MPvs8Mp

Innovation of Samsung Smartphones

The latest Galaxy A Series from Samsung has capabilities that were previously reserved for pricier devices.

You can work on a large screen while enjoying all-day battery life, an excellent multi-lens camera system, and plenty of storage with the Galaxy A12, A32, A42, and A52.

When you’re out in the middle of nowhere, you can go the extra mile with high-speed 5G connectivity on the A32, A42, and A52.

In the Galaxy A series, affordability meets innovation – so you can meet all of your business needs at no additional cost.

Expert assistance makes it easy to select a new smartphone.

If you’re not sure which model is best for your small to medium-sized firm, consult this brief, free guide.

And, if you aren’t already a part of the Samsung ecosystem, here are 20 reasons why upgrading to a Galaxy smartphone can benefit your business.

Our Final Thoughts

Both phones are really a good deal and it always depends upon the choice of a buyer but in my personal perspective, I’m gonna choose a51 because I love the camera of it!

it always comes down to personal preference. I love my a51 for its camera and battery life but if you’re looking for more storage space or better screen size, go with the a11! Which phone do you prefer?

Frequently Ask Questions

Is the Samsung A51 a good buy?

The Galaxy A51 still has decent hardware, and if you don’t mind scraping your fingerprints against a slab of glass all day, the Exynos 9611 processor and 4GB of RAM should suffice.

Sure, it’s a bit pricey if you intend to use the phone for many years, but you get what you pay for.

What is the equivalent of the Samsung Galaxy A11?

Samsung Electronics’ Samsung Galaxy A11 is an entry-level Android smartphone.

It was first revealed as the successor to the Samsung Galaxy A10 on March 13, 2020. In March 2020, a similar device, the Galaxy M11, was announced, but with a greater battery capacity (5000 mAh).

Is the Samsung A51 obsolete?

The Samsung Galaxy A51 is a mid-range smartphone that was first unveiled in December 2019 and released in January 2020 for $379.

The smartphone is no longer officially marketed by Samsung in July 2021, while carrying a $280 price tag on its official shop.


  • Khelly Perez

    Hi, I'm Khelly! I am your tech expert for all your Samsung Products and Information needs. Life is complicated so, finding solutions to your tech problems shouldn't be. Let me help you with that!

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