Is the Bluetti AC180 better than the Bluetti AC70?

Too close to call overall — choose by how and where you use it. No price tie-breaker today — choose based on fit and the sourced details.

How are these two power stations compared?

Both are scored by the BatteryRank formula across four pillars — power, trust, charging, and livability — over sourced specs, owner reputation, and durability. Capacity scoring uses battery-side usable watt-hours; this page separately shows estimated or measured AC-delivered capacity. Price is shown against each model's own history, and the score is price-independent.

Which has more usable capacity, the Bluetti AC180 or Bluetti AC70?

Use the capacity-truth section for the model-specific comparison. It separates rated battery energy from estimated or independently measured AC-delivered energy, so nameplate watt-hours are not mistaken for outlet runtime.

Which has more AC output, the Bluetti AC180 or Bluetti AC70?

The key-differences table compares continuous inverter output and surge output when both sourced readings exist. A missing input stays N/A and never creates a winner.

Which is lighter, the Bluetti AC180 or Bluetti AC70?

The key-differences table marks the lighter station only when both manufacturer-sourced weight readings are present. Open each model dossier for dimensions and the full portability context.

Which is the better price today, the Bluetti AC180 or Bluetti AC70?

The decision dashboard evaluates each timestamped street price against that model's own tracked history. Price is separate from the quality score, and no deal claim appears without sufficient history.

How does runtime compare between the Bluetti AC180 and Bluetti AC70?

The runtime table uses the same sourced device loads and each model's AC-delivered capacity. Results are planning estimates, not hands-on tests, and appear only when both models have enough data.

Which model should I buy for my use case?

Use the persona-fit section as a starting point, then confirm required output, runtime, charging, portability, and today's price. BatteryRank declares a use-case winner only when both sides have the needed inputs.

← Compare

Bluetti AC180 vs Bluetti AC70

Bluetti AC180

63BatteryRank score · Balanced

$449as of 2026-07-17

Great price

Check price on Amazon

Decision readout

Better station

Too close to call overall — choose by how and where you use it.

Better buy today

No price tie-breaker today — choose based on fit and the sourced details.

Bluetti AC70

71BatteryRank score · Excellent

$359as of 2026-07-17

Fair price

Check price on Amazon

What changes the decision

Home backup: Bluetti AC70 — stronger combined capacity and AC-output score
CPAP & bedroom: Bluetti AC70 — quieter under load
Camping & RV: Bluetti AC70 — lighter and easier to carry

01 · Score evidence

Score breakdown

Bluetti AC180

Overall

Bluetti AC70

POWER

Bluetti AC70 +11

Battery-side usable capacity and how much you can run at once.

TRUST

Bluetti AC180 +1

Owner reputation, safety record, warranty, and build durability.

CHARGING

Bluetti AC180 +5

Wall and solar recharge speed.

LIVABILITY

Bluetti AC70 +38

Lightweight, portable, and quiet enough to live with.

Computed from sourced data with a published, price-independent formula. Scores are relative to each model's size class.

02 · Usable energy

Capacity truth

The watt-hours on the box aren't what reaches your devices. Same scale, both units.

Bluetti AC180

Rated (on the box)

1,152 Wh

claimed sourcebluettipower.com ↗2026-07-04

The marketing number — total cell capacity.

AC deliveredmeasured

950 Wh

verified source~950 Wh (OutdoorGearLab)2026-07-04

~950 Wh (OutdoorGearLab) · 18% below the label

Bluetti AC70

Rated (on the box)

768 Wh

claimed sourcebluettipower.com ↗2026-07-04

The marketing number — total cell capacity.

AC delivered (est.)

653 Wh

estimated sourceestimate = battery-side usable capacity × 85% inverter efficiency

What reaches an AC outlet — about 15% is lost turning battery power into household AC. How we estimate.

03 · Same assumptions

Same-device runtime

Estimated runtime for the same sourced devices on Bluetti AC180 and Bluetti AC70
Device	Bluetti AC180	Bluetti AC70	Assumption
CPAP (humidifier off)	about 13.2 nights	about 9.1 nights	9 W · 2026-07-06
CPAP (heated humidifier on)	about 2.1 nights	about 1.5 nights	56 W · 2026-07-06
Refrigerator (full-size)	about 15 hours	about 10 hours	180 W × 35% duty cycle · 2026-07-06
Wi-Fi router + modem	about 53 hours	about 36 hours	18 W · 2026-07-06
Laptop (65W charger)	about 29 hours	about 20 hours	65 W × 50% duty cycle · 2026-07-06
Phone (one full charge)	about 47 full charges	about 32 full charges	20 W · 2026-07-06

One device at a time; estimates use each station's usable AC energy. Build your own load →

04 · Sourced hardware

Key specs, side by side

Key sourced specifications for Bluetti AC180 and Bluetti AC70
Spec	Bluetti AC180	Bluetti AC70
AC-delivered capacity	950 Whverified. Show source verified source~950 Wh (OutdoorGearLab)2026-07-04	653 Whest.. Show source estimated sourcebluettipower.com ↗2026-07-04
Continuous power output	1,800 W. Show source claimed sourcebluettipower.com ↗	1,000 W. Show source claimed sourcebluettipower.com ↗
Surge power output	2,700 W. Show source claimed sourcebluettipower.com ↗	2,000 W. Show source claimed sourcebluettipower.com ↗
Max solar input	500 W. Show source claimed sourcebluettipower.com ↗	500 W. Show source claimed sourcebluettipower.com ↗
AC charge time (0–100%)	—	75 min. Show source claimed sourcebluettipower.com ↗
Weight	16 kg. Show source claimed sourcebluettipower.com ↗	10.2 kg. Show source claimed sourcebluettipower.com ↗
Rated cycle life	3,500 cycles. Show source claimed sourcebluettipower.com ↗	3,000 cycles. Show source claimed sourcebluettipower.com ↗

Only show differences

AC-delivered capacity950 Wh653 Wh
Continuous power output1,800 W1,000 W
Surge power output2,700 W2,000 W
AC charge time (0–100%)—75 min
Weight16 kg10.2 kg
Rated cycle life3,500 cycles3,000 cycles

Manufacturer figures unless marked verified or est. Tap or focus a figure to view its source. The better reading in each row is highlighted — lower wins for weight and recharge time.

05 · Tracked street price

Price & fair-price verdict

Bluetti AC180

$449as of 2026-07-17Great price

View Bluetti AC180 price history →

Bluetti AC70

$359as of 2026-07-17Fair price

View Bluetti AC70 price history →

Each verdict compares today's price against that model's own tracked history — never MSRP theater.

Where these rank

Bluetti AC180 #6 of 10 in Best Power Stations Under $500
Bluetti AC70 #1 Small / carry in Best Portable Power Stations · #1 of 10 in Best Power Stations Under $500

Quick answers

Is the Bluetti AC180 better than the Bluetti AC70?: Too close to call overall — choose by how and where you use it. No price tie-breaker today — choose based on fit and the sourced details.
How are these two power stations compared?: Both are scored by the BatteryRank formula across four pillars — power, trust, charging, and livability — over sourced specs, owner reputation, and durability. Capacity scoring uses battery-side usable watt-hours; this page separately shows estimated or measured AC-delivered capacity. Price is shown against each model's own history, and the score is price-independent.
Which has more usable capacity, the Bluetti AC180 or Bluetti AC70?: Use the capacity-truth section for the model-specific comparison. It separates rated battery energy from estimated or independently measured AC-delivered energy, so nameplate watt-hours are not mistaken for outlet runtime.
Which has more AC output, the Bluetti AC180 or Bluetti AC70?: The key-differences table compares continuous inverter output and surge output when both sourced readings exist. A missing input stays N/A and never creates a winner.
Which is lighter, the Bluetti AC180 or Bluetti AC70?: The key-differences table marks the lighter station only when both manufacturer-sourced weight readings are present. Open each model dossier for dimensions and the full portability context.
Which is the better price today, the Bluetti AC180 or Bluetti AC70?: The decision dashboard evaluates each timestamped street price against that model's own tracked history. Price is separate from the quality score, and no deal claim appears without sufficient history.
How does runtime compare between the Bluetti AC180 and Bluetti AC70?: The runtime table uses the same sourced device loads and each model's AC-delivered capacity. Results are planning estimates, not hands-on tests, and appear only when both models have enough data.
Which model should I buy for my use case?: Use the persona-fit section as a starting point, then confirm required output, runtime, charging, portability, and today's price. BatteryRank declares a use-case winner only when both sides have the needed inputs.

Bluetti AC180 vs Bluetti AC70

Bluetti AC180

Bluetti AC70

Score breakdown

Capacity truth

Same-device runtime

Key specs, side by side

Price & fair-price verdict

Where these rank

Quick answers

Keep deciding