Where This Guide Comes From
Everything below is built from one source video — Jasonoid's Bluetti AC180 - Anker C1000 - EcoFlow Delta 2 - HEAD TO HEAD! Which one WINS?!, watched more than 175,000 times. Instead of comparing spec sheets, the creator ran a 16-point performance test across inverter output, fan noise, UPS cutover, usable capacity, charging and expansion. Watch the full comparison here:
The short version: on paper these three are nearly identical — LiFePO4 batteries around 1,000Wh, 1,800W pure sine inverters, smart app control, good warranties and USB output. Measured under load, they separate clearly. The Bluetti AC180 won the creator's 16-point test with 13 points, ahead of the EcoFlow Delta 2 (9) and the Anker C1000 (7), thanks to the largest usable capacity, the quietest fans, the fastest UPS cutover and the best price per watt-hour. But "winner" depends on what you value — and the comments add important counterpoints on weight, expansion and dual charging.
Why the Spec Sheet Isn't Enough (16-Point Test)
All three units claim similar headline numbers, so the creator built a 16-point comparison sheet and scored whatever performed best on each line. Every test in this guide is measured — oscilloscope-checked sine wave, decibel-metered fans, timed UPS cutover and full discharge tests — because rated capacity and real usable capacity are different numbers.
AC Inverter: Load, Sine Wave and Fan Noise
Under an 1,800W load all three held steady, and each put out a clean pure sine wave at 121-122V / 60Hz. The big difference was fan noise: the Anker hit 62 dB and the EcoFlow 60 dB, while the Bluetti AC180 stayed at 51 dB — a noticeably calmer unit at full load. If the power station lives near a bed, a desk or inside a camper, that difference is what you will actually feel.
UPS Cutover Speed: Milliseconds Matter
Each unit has a UPS mode, but cutover speed varies a lot: the Bluetti switched in 8.7 milliseconds, the Anker in 19.2 ms and the EcoFlow in 19.8 ms. For sensitive electronics — computers, routers, NAS boxes — the faster the switch, the less likely a device drops or reboots during a brief grid blip. The Bluetti's 8.7 ms is the strongest result here.
Usable Capacity: AC and DC Discharge Results
Full discharge tests tell the real story. Over AC, the Bluetti delivered 990Wh, the Anker 910Wh and the EcoFlow 850Wh. Over DC, the Bluetti again led with 985Wh versus 946Wh and 870Wh. The Bluetti's slightly larger battery shows up exactly where it should — longer runtimes on the same load — which is the single most practical number for buyers.
Charging: Wall Speed, Solar Input and Dual Charging
All three fast-charge from the wall without external bricks. The Anker pulled about 1,000W, the Bluetti averaged around 1,200W and the EcoFlow peaked near 1,200W. For solar, all three cap at a 60V cutoff, so series strings need care: the Anker accepts 600W of solar input (the highest), the Bluetti and EcoFlow 500W each. Dual charging — AC and DC at the same time — is where the Bluetti stands alone: it accepted both inputs and prioritized solar, while the other two preferred AC charging only in the creator's test.
Expansion Batteries and Smart App Control
The Anker C1000 has an expansion port for one extra battery, taking the system to roughly 2,100Wh. The Bluetti AC180 has no expansion port, though Bluetti's expandable batteries can attach through the DC charging port with an adapter for longer runtimes. The EcoFlow Delta 2 also has an expansion port, and commenters note it supports the Delta 2 Max smart battery (2,048Wh) for a total around 3,072Wh — making it the most expandable in absolute terms. All three apps are excellent: firmware updates and settings control work well on every brand.
Head-to-Head Spec Table
| Spec | Anker C1000 | Bluetti AC180 | EcoFlow Delta 2 |
|---|---|---|---|
| Chemistry / rated capacity | LiFePO4 ~1,024Wh | LiFePO4 ~1,152Wh | LiFePO4 ~1,024Wh |
| Inverter (pure sine) | 1,800W | 1,800W | 1,800W |
| Fan noise @ 1,800W load | 62 dB | 51 dB (quietest) | 60 dB |
| UPS cutover time | 19.2 ms | 8.7 ms (fastest) | 19.8 ms |
| Measured AC capacity | 910 Wh | 990 Wh (most) | 850 Wh |
| Measured DC capacity | 946 Wh | 985 Wh (most) | 870 Wh |
| Max solar input | 600W (highest) | 500W | 500W |
| Dual charging (AC+DC) | No — AC only | Yes — solar first | No — AC only |
| Expansion battery | Yes (~2,100Wh total) | Adapter only (DC port) | Yes (~2,000Wh+) |
| Price (video date) | $599 | $579 | $569 |
| Price per watt-hour | 56¢ | 50¢ (best) | 55¢ |
| Final score | 7 | 13 (winner) | 9 |
Price per Watt-Hour: The Real Cost
At the video's prices the Bluetti AC180 was $579 (50¢/Wh), the EcoFlow Delta 2 $569 (55¢/Wh) and the Anker C1000 $599 (56¢/Wh). The raw prices look similar, but the Bluetti's larger battery makes it the best value per watt-hour — and at typical full prices of 80-85¢/Wh from these brands, the sale pricing in the video is genuinely strong. Wait for Prime Day and the gap widens further.
Final Scores and Who Wins
Total: Bluetti AC180 13, EcoFlow Delta 2 9, Anker C1000 7. The Bluetti won on the largest usable capacity (both AC and DC), the quietest fans, the fastest AC wall charging, the only dual-charging input with solar priority, the fastest UPS cutover and the best price per watt-hour. That does not make it the right choice for everyone — the comments correctly flag its extra weight, the lack of a native expansion port, and the Anker's lower price on sale. Pick by your priorities: stationary backup and quiet operation point to the Bluetti; portability and expansion point elsewhere. This comparison is a measured starting point, not a brand verdict.
If you're in the market for the battery side of a power solution — a custom LiFePO4 pack at a specific voltage and capacity, an OEM or ODM project, or wholesale supply for your own product line — that's what we do. Dajiu Energy is a Chinese manufacturer building LiFePO4 batteries for RVs, homes, golf carts and portable applications since 2017. Our product range covers LiFePO4 drop-in replacement batteries, EV and golf cart batteries, wall-mounted home storage, portable power stations, commercial energy storage and battery swap cabinets — explore the full lineup in our product center, or browse more buying guides. Tell us your voltage, capacity and size, and we'll engineer the pack to hit it.
What Viewers Are Asking (Top Comments on the Video)
These are the most useful of the video's top comments, with our practical answers. Where the creator replied, we quote the creator's own words; where there was no reply, the answer is ours. Thanks-only comments were left out; these are the ones with real information.
Source video: Jasonoid - Solar Power, Batteries, and More! — "Bluetti AC180 - Anker C1000 - EcoFlow Delta 2 - HEAD TO HEAD!" (youtube.com/watch?v=opBLpcOWV0w). Comment excerpts are quoted verbatim from the video's top comments; the creator replied to two threads and those replies are quoted. All other answers are Dajiu Energy's own. Measured figures are transcribed from the video; price data reflects the video's publication date.