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Galaxy M50 to Buy? The Truth About Sam ung M Serie

William Anderson Walker • 2026-05-26 • Reviewed by Ethan Collins

Plenty of shoppers type “Galaxy M50 to buy” into search bars, expecting a mid-range Samsung that never hit store shelves. Samsung never released a Galaxy M50 — but the M series has two standout models that did arrive: the Galaxy M51 and the Galaxy M31. With huge batteries and competitive prices, these phones still make sense in 2025, and sorting out which one fits your budget is quicker than you think.

Most popular M series model: Galaxy M51 ·
Battery capacity (M51): 7000mAh ·
Display size (M51): 6.7-inch Super AMOLED Plus ·
Processor (M51): Snapdragon 730G ·
Battery capacity (M31): 6000mAh

Quick snapshot

1Confirmed facts
2What’s unclear
  • Whether Samsung will ever release a Galaxy M50
  • Future availability of M51 in some regions
3Timeline signal
4What’s next

Three key models define the M-series lineup for anyone searching for a Galaxy M50 to buy. Here’s a snapshot of the core specs.

Model Battery Processor Display Launch
Galaxy M51 7000mAh Snapdragon 730G 6.7-inch Super AMOLED Plus August 2020
Galaxy M31 6000mAh Exynos 9611 6.4-inch Super AMOLED Early 2020
Galaxy M31s 6000mAh Exynos 9611 6.5-inch Super AMOLED Mid 2020

The takeaway: the M51 dominates on battery and performance, while the M31 remains the budget-friendly entry point.

Is the Samsung M51 still worth buying?

Yes — especially if battery life is your top priority. The Galaxy M51 packs a 7000mAh cell (NanoReview (specs comparison site)), one of the largest ever put in a Samsung phone. It also uses the Snapdragon 730G chipset, which delivers solid mid-range performance.

What are the key specs of the Galaxy M51?

  • 7000mAh battery with 25W fast charging (NanoReview (specs comparison site))
  • 6.7-inch Super AMOLED Plus display (Tata Neu (e-commerce platform))
  • Snapdragon 730G processor
  • 64MP quad camera setup
  • 128GB internal storage, expandable up to 512GB (HT Tech (tech publication))
  • Reverse charging support (NanoReview)

How does the Galaxy M51 compare to the Galaxy M31?

Two phones, one clear pattern: the M51 outclasses the M31 in almost every metric.

Feature Galaxy M51 Galaxy M31
Battery 7000mAh 6000mAh
Processor Snapdragon 730G Exynos 9611
Display 6.7-inch Super AMOLED Plus 6.4-inch Super AMOLED
Charging speed 25W 15W
AnTuTu score ~323K ~257K
Storage 128GB 64GB
Reverse charging Yes No

Why this matters: the M51 offers 29% longer battery life (NanoReview) and 26% better performance — a significant gap for anyone using their phone heavily. The catch: the M51 is harder to find new and may cost more.

The upshot

Shoppers who prioritize unplugged endurance should pick the M51. It outlasts the M31 by over 7 hours in typical use, making it a true two-day phone.

The implication: For anyone searching for a Galaxy M50, the M51 is the closest you get to a flagship battery beast.

Which Samsung series is better, A or M?

The A series offers more variety and often better cameras, but the M series wins on raw battery life and value. M series phones are sold primarily online, keeping prices lower.

Key differences between Galaxy A and M series

  • Battery: M series starts at 6000mAh; A series typically uses 4000-5000mAh.
  • Availability: M series is online-exclusive in most markets.
  • Cameras: A series generally has better image processing and more lens options.
  • Price: M series offers comparable specs at a lower price point.

Who should buy an M series phone?

Buyers who want maximum battery without spending flagship money. If you can live with online-only purchasing and are okay with decent cameras, the M series is the smarter buy. For photography enthusiasts, the A series might be better.

The pattern: M series = battery champion, A series = balanced all-rounder.

Is the Galaxy M31 a good phone in 2025?

It depends on your budget and needs. The M31 is a solid budget phone with a 6000mAh battery (NanoReview), but it lacks 5G and its processor is aging.

Samsung Galaxy M31 specifications

  • 6000mAh battery
  • Exynos 9611 processor
  • 6.4-inch Super AMOLED display
  • 64MP quad camera setup
  • 64GB internal storage (expandable up to 512GB) (HT Tech (tech publication))
  • No 5G support

Pros and cons of the Galaxy M31

Upsides

  • Excellent battery life (6000mAh)
  • Bright Super AMOLED display
  • Quad camera with 64MP main sensor
  • Expandable storage
  • Very affordable, often under $200 used

Downsides

  • No 5G
  • Exynos 9611 is slow by 2025 standards
  • Only 64GB base storage
  • 15W charging is slow
  • Software updates likely ended

The trade-off: the M31 is a great backup or kids’ phone, but heavy users will want the M51 instead.

How much does a Samsung Galaxy M31 cost?

Prices vary by condition and region. Expect to pay between $200 and $300 for a new unit, and much less for used models.

Current prices for Galaxy M31

  • New (sealed): ~$200–$300, depending on region
  • Used (good condition): ~$100–$150
  • Refurbished: ~$120–$180

Where to buy Galaxy M31

  • Amazon
  • Flipkart
  • eBay (used/refurbished)
  • Local electronics stores (if still stocked)

Availability is limited because the M31 launched in early 2020. Stock has dwindled, so used or refurbished units are the most realistic option.

What makes the Samsung M series special?

The M series was designed for a specific buyer: one who wants a huge battery and solid basics at a low price, without the overhead of retail distribution.

Battery life focus

Every M series phone packs at least 6000mAh. The M51’s 7000mAh is extreme, and even the M31 can easily last two days of moderate use. This is the series’ defining feature.

Online-exclusive sales

Samsung sells M series phones exclusively through online channels like Amazon and Flipkart. This cuts costs and allows lower prices compared to the A series, which is sold in physical stores.

Value for money

You get a big AMOLED screen, decent cameras, and a massive battery for hundreds less than a flagship. The trade-off is a plastic build and slower processors, but for the price, the M series is hard to beat.

The paradox

The M series gives you flagship-class battery life for half the price. But if you need 5G, a faster chip, or frequent software updates, you’ll have to spend more — typically on an A series or a slightly older flagship.

The pattern: The M series forces a trade-off — you sacrifice 5G and speed for unbeatably long battery life.

Confirmed facts vs. What’s unclear

Confirmed facts

  • Samsung Galaxy M51 and M31 exist and are documented with verified specs (NanoReview)
  • These models have large batteries and online-exclusive sales
  • M51 launched August 31, 2020; M31 came earlier in 2020 (NanoReview)

What’s unclear

  • Whether Samsung will ever release a Galaxy M50
  • Future availability of M51 in some regions
  • Whether the M31 will receive further software updates

“The Galaxy M51 delivers 29% longer battery life than the Galaxy M31, at 31:29 versus 24:27 hours.”

— NanoReview (specs comparison site)

“Both phones support expandable memory up to 512GB and use UFS 2.1 storage.”

— HT Tech (tech publication)

The verdict: While the M50 remains a phantom, the M51 and M31 deliver on the core M-series promise.

For buyers searching for a Galaxy M50 to buy, the reality is simple: the M50 never existed, but the M51 and M31 are real, available, and still competitive. For a detailed comparison, check out our Galaxy M50 purchase comparison guide. The M51 delivers unmatched battery endurance with a 7000mAh cell and faster performance, while the M31 offers a budget-friendly entry into the M series. For the budget-conscious buyer in the US and India, the choice is clear: if you can stretch your budget, get the M51. If you need to save every dollar, the M31 will keep you charged for days. Don’t hold your breath for an M50 — it’s not coming.

For anyone wondering about the Galaxy M50, this Galaxy M50 review provides a comprehensive breakdown showing that no such phone was ever produced.

Frequently asked questions

Does the Galaxy M50 support 5G?

The Galaxy M50 does not exist, so there is no model to support 5G. If you’re looking for a Samsung with 5G in a similar price range, consider the Galaxy A52s or the Galaxy M52 5G.

What is the difference between Galaxy M51 and M31s?

The Galaxy M31s is a slight upgrade over the M31, with a 6.5-inch display and a 48MP triple camera instead of the M31’s 64MP quad setup. It shares the same Exynos 9611 processor and 6000mAh battery. The M51 remains the most powerful of the three.

Is the Galaxy M51 waterproof?

No, the Galaxy M51 does not have an official IP rating for water resistance. It can handle minor splashes, but you should not submerge it.

How long does the Galaxy M51 battery last on a single charge?

Based on testing by NanoReview, the Galaxy M51 lasts about 31 hours 29 minutes of active use — nearly 29% longer than the Galaxy M31’s 24 hours 27 minutes.

Can I buy a Galaxy M50 on Amazon?

No, Amazon does not sell a Galaxy M50 because it is not a real Samsung model. You will find listings for the Galaxy M51 and Galaxy M31, which are the correct alternatives.

What is the screen size of the Galaxy M31?

The Galaxy M31 has a 6.4-inch Super AMOLED display.



William Anderson Walker

About the author

William Anderson Walker

Our desk combines breaking updates with clear and practical explainers.