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Splash & Skimmer

Above-Ground Pools

The types of backyard pool, and who each is for

Four categories get blurred into one aisle. They have different lifespans, different running costs and different owners.

By Sawyer V., enthusiastLast updated
An aerial view of swimming pools of different shapes

Heads up: we earn a commission if you buy through the links on this page, at no extra cost to you. It never decides the ranking — here is how we pick and here is the full disclosure. Prices are checked automatically; last verified January 1, 1970.

The short version

  • Four categories, not four price points. They differ in lifespan and commitment, not just in cost.
  • Soft-side pools are consumable; frame pools are seasonal equipment; steel-wall pools are installations.
  • The most common mistake is buying a consumable expecting equipment, or vice versa.
  • Running cost tracks gallons across all four categories. The arithmetic does not change with the type.

1. Inflatable and soft-side

An inflated top ring or a simple fabric wall holds the shape; the water does the rest. Intex publishes about ten minutes to water for the Easy Set and 1,485 gallons at 80% full for the 12-foot version.

Lifespan: two to three seasons of hard use is normal. The top ring sits in direct sun and is the single point of failure. Who it is for: families with young children who want water in the yard quickly and cheaply. The mistake: expecting it to last five years and feeling cheated when it does not.

2. Metal frame

A liner hung inside a bolted steel or aluminum frame. This is the volume center of the market: proper filtration, holds its shape, comes apart for winter storage. Capacities run from about 1,700 gallons at 12 feet to nearly 7,000 at 18 feet.

Lifespan: several seasons with careful handling and proper winter storage. Who it is for: most families. This is the default answer and the bulk of our main roundup. The mistake: putting one on ground that is not level, which undermines every other quality in the product.

3. Permanent steel wall

Stays up year-round, often with a deck built around it. Real filtration, a proper skimmer, and a closing routine that is genuinely not optional in a freezing climate.

Lifespan: years, with the liner as the wearing part. Who it is for: households committed to a pool as a permanent feature. The mistake: not getting inground quotes first — at this budget the categories start to overlap, which is what above-ground versus inground covers.

4. Inground

A different purchase entirely: excavation, permitting, a contractor, and a permanent change to the property. The functional difference that matters is depth — this is the only category where swimming lengths and diving are realistic.

Lifespan: decades. Who it is for: households who want swimming rather than cooling off, and who are certain. The mistake: the irreversibility. There is no undo.

The four categories compared on the characteristics that actually differ.
TypeSetupTypical lifeReversible?
Inflatable / soft-side~10 minutes2–3 seasonsCompletely
Metal frameAn afternoonSeveral seasonsCompletely
Permanent steel wallDays, often installedYearsWith effort
IngroundWeeks, contractorDecadesNo
The four categories compared on the characteristics that actually differ.

Whichever category you land in, the running-cost arithmetic is the same and only the gallons change. Work through the annual cost guide before committing, and size to the yard rather than to the ambition.

What to buy

Scores are our own reading of published specifications. They are not test results — we have not tested these products and we do not claim to.

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Water in the yard this weekend

Intex Easy Set Pool Set, 12ft x 30in

Intex

Inflate the ring, add water, done. It is the fastest route from box to swimming that exists, and it is honest about being a seasonal item rather than a fixture.

Key specs

Water capacity
1,485 gallons (80% full)
Water depth
23 inches
Pump supplied
530 GPH Krystal Clear cartridge pump
Material
3-ply, puncture resistant
Manufacturer setup claim
Ready for water in about 10 minutes
Pump wattage
Not published by Intex

How it scoresour reading of published specs, not a test result

Build
5.5
Setup
9.8
Upkeep
8.5
Running cost
9.2
Value
8.8

Overall 8.3 / 10

What works

  • Genuinely 10 minutes to set up — the top ring rises with the water and there is no frame to assemble
  • 1,485 gallons at 80% is a real, filterable pool rather than a paddling pool
  • Comes down as fast as it goes up, which makes mid-season relocation possible
  • Cheapest way to find out whether your family actually wants a pool before committing to a frame one

What doesn't

  • The inflated ring is the single point of failure and it is exposed to sun all season
  • 23 inches of water is shallow — this is for cooling off, not swimming
  • Soft walls flex, so it needs level ground as much as a frame pool does

Skip it if: Lasting. Treat this as a two-or-three-season item at best and you will not be disappointed; expect five years and you will be.

What it costs to run: A fill at the EPA WaterSense average of $6.06 per 1,000 gallons is about $9. The 530 GPH pump moves 1,485 gallons in under three hours, so this is a pool where a genuinely short daily run does the job — which is where the running-cost saving actually comes from.

One honest season: The cheapest setup that genuinely works for a season of real swimming. Nothing spare, nothing missing.

Specs from: Intex — Easy Set 12' x 30' pool set, EPA WaterSense — cost per 1,000 gallons

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Small yards and first-time owners

Intex Prism Frame Pool Set, 12ft x 30in

Intex

The size most people should buy first and the one most people talk themselves out of. 1,718 gallons is cheap to fill, cheap to treat, and forgiving of every mistake you are about to make.

Key specs

Water capacity
1,718 gallons
Pump supplied
Krystal Clear C530 — 530 GPH pump / 475 GPH system
Frame
Powder-coated metal, tool-free Easy Lock
Liner
3-ply, puncture resistant
Manufacturer setup claim
Ready in 30 minutes
Pump wattage
Not published by Intex

How it scoresour reading of published specs, not a test result

Build
7.0
Setup
9.0
Upkeep
9.0
Running cost
9.0
Value
9.0

Overall 8.6 / 10

What works

  • A 12-foot circle fits in a yard where a 15 or 18 will not, once you allow three feet of walking space
  • 1,718 gallons turns over in about 3.6 hours on the supplied 475 GPH system flow — so a short daily run genuinely filters it
  • Cheapest of the frame pools to make a mistake in: a bad chemical week costs a few dollars, not a few tens
  • Tool-free assembly is real, not marketing — this is a genuinely one-afternoon job

What doesn't

  • 30-inch wall means shallow water and it warms and cools fast
  • Small enough that three adults fill it
  • The C530 is sized for exactly this pool and nothing bigger, so it does not carry over if you upgrade

Skip it if: Anyone planning to swim rather than sit. This is a cooling-off and playing pool and it is very good at that.

What it costs to run: The cheapest frame pool here to run, and the gap is not small. At the EPA WaterSense average of $6.06 per 1,000 gallons a fill is about $10. Its turnover math — 1,718 gallons at 475 GPH system flow — means roughly 3.6 hours per full turnover, so a 7-8 hour daily run is two full turnovers rather than a partial one.

One honest season: The cheapest setup that genuinely works for a season of real swimming. Nothing spare, nothing missing.

Specs from: Intex — Prism Frame 12' x 30' pool set, Intex — Krystal Clear cartridge filter pumps

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The honest middle of the market

Bestway Steel Pro MAX Pool Set, 15ft x 42in

Bestway

Fewer gallons and a shallower wall than the Intex flagship, which makes it easier to level, cheaper to fill and cheaper to keep clean. For most first-pool families this is the right size, not the compromise size.

Key specs

Water capacity
3,955 gallons (90% full)
Pump supplied
1,000 gal filter pump, Type III cartridge
Liner
Tritech 3-layer
Included
Ladder and cover
Wall height
42 inches
Pump wattage
Not published by Bestway (US listing)

How it scoresour reading of published specs, not a test result

Build
7.5
Setup
8.0
Upkeep
8.0
Running cost
7.5
Value
8.8

Overall 8.2 / 10

What works

  • 3,955 gallons is roughly 43% less water than the 18ft Intex — that is 43% less chemical spend, every season, forever
  • 42-inch wall is far more forgiving of a yard that is nearly-but-not-quite level
  • Ladder and cover included
  • Cartridge filtration means no sand to buy or change

What doesn't

  • Cartridges are a recurring consumable, and in a busy pool you will rinse one weekly
  • 42 inches is shallow for adults who want to actually swim rather than sit
  • Wattage is not published, so the running-cost math needs the label on the box

Skip it if: Adults who want to swim lengths. At 42 inches you are sitting in it, not swimming in it.

What it costs to run: The gallons are the story. Chemical dosing scales with volume, so 3,955 gallons costs meaningfully less to sanitize all season than 6,981 does. Filling it once at the EPA WaterSense national average of $6.06 per 1,000 gallons is about $24 of water; the same fill on the 18ft Intex is about $42.

Several seasons: Buy-once. Built and warranted to come back out of the box for a few years, if you store it properly.

Specs from: Bestway USA — Steel Pro MAX 15' x 42' pool set, EPA WaterSense — how the calculator works ($6.06 per 1,000 gallons)

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A family that will still be using it in year three

Intex Ultra XTR Frame Pool Set, 18ft x 52in

Intex

The biggest, sturdiest thing in this class that a homeowner can still put up in a weekend. It is also, by a wide margin, the most expensive one to run.

Key specs

Water capacity
6,981 gallons
Pump supplied
2,100 GPH sand filter
Frame
Galvanized steel, powder-coated inside and out
Liner
3-ply, puncture and tear resistant
Manufacturer setup claim
Ready for water in 60 minutes
Pump wattage
Not published by Intex

How it scoresour reading of published specs, not a test result

Build
9.0
Setup
6.0
Upkeep
7.5
Running cost
5.0
Value
8.5

Overall 8.4 / 10

What works

  • 6,981 gallons is genuinely swimmable for adults, not just a cooling-off pool
  • Sand filter rather than a cartridge, so there is no cartridge to buy every few weeks
  • Galvanized frame with inner and outer powder coating is the most corrosion-resistant construction in this price class
  • Ships with the ladder, cover and ground cloth that cheaper kits make you buy separately

What doesn't

  • 52 inches of wall on an 18-foot circle is a lot of water pressure — the ground under it has to be genuinely level
  • Intex publishes flow rate but not wattage, so you cannot compute your running cost until the pump is in your hands
  • Too heavy and too large to take down and put up casually

Skip it if: Your yard is not close to level, or you want a pool you can pack away mid-season. Nearly 7,000 gallons is not a thing you move.

What it costs to run: It is the most water in this roundup, so it is the most chemicals, the most evaporation and the largest pump. Using ENERGY STAR's own published figures for above-ground pool pumps (an ENERGY STAR model saves about $20 a year, being 11% more efficient), a standard above-ground pump implies roughly $182 a year in electricity — and that is before you scale for a 2,100 GPH sand filter running on a pool this size. Price the season before you price the pool.

Several seasons: Buy-once. Built and warranted to come back out of the box for a few years, if you store it properly.

Specs from: Intex — Ultra XTR Frame 18' x 52' specifications, ENERGY STAR — Pool Pumps

Questions people actually ask

What are the different types of backyard pools?
Four categories: inflatable and soft-side pools (up in about ten minutes, two to three seasons of life), metal frame pools (an afternoon to set up, several seasons, the volume center of the market), permanent steel-wall pools (installed, stay up year-round), and inground pools (excavation, decades, irreversible). They differ in lifespan and commitment far more than they differ in what the water feels like.
Which type of above-ground pool lasts longest?
Permanent steel-wall pools, followed by metal-frame pools, with soft-side pools last. But within any category, installation and winter care matter more than the category itself: a frame pool on a properly leveled base that is closed correctly each autumn will outlast one that is not, by a wide margin.
Do different pool types cost different amounts to run?
Only insofar as they hold different amounts of water. Running cost is driven by gallons and pump hours, and that arithmetic does not change with the type of pool. A 3,000-gallon soft-side pool and a 3,000-gallon frame pool have essentially the same chemical and water bills.

Sources