‎Anker Anker 521 Portable Power Station Upgraded with LiFePO4 Battery, 256Wh 6-Port PowerHouse, 300W (Peak 600W) Solar Generator (Solar Panel Optional), 2 AC Outlets, 60W USB-C PD Output, Outdoor Generator - Portable Power Stations
82

‎Anker

521 Portable Power

4.4
$150
Check Price
VS
Tenergy T320 Portable Power Station, 300Wh Battery, 110V/200W (Surge 400W) 2 Pure Sine Wave AC outputs, USB type C PD 45W, Solar Ready Mobile Power for Outdoors Camper Vans RV, Emergency Backup, Navy - Portable Power Stations
72

Tenergy

T320 Portable Power

4.3
$180
Check Price

Our Verdict

Anker 521 Wins

‎Anker Anker 521 Portable Power Station Upgraded with LiFePO4 Battery, 256Wh 6-Port PowerHouse, 300W (Peak 600W) Solar Generator (Solar Panel Optional), 2 AC Outlets, 60W USB-C PD Output, Outdoor Generator - Portable Power Stations

It offers superior 300W AC output and a 10-year LiFePO4 battery lifespan for less. Choose Tenergy T320 for slightly higher 300Wh capacity and pure sine wave for sensitive electronics.

$150Buy on Amazon

Bottom Line: Anker 521 is the better choice. It offers superior 300W AC output and a 10-year LiFePO4 battery lifespan for less.

Key Differences

The most significant spec differences at a glance

256

Battery Capacity

15% less
300
300

AC Output

50% more
200
1

Dc Ports

67% less
3
600

Peak Output

50% more
400
8.16

Weight

3% less
8.4

Advantages

Where each product wins

‎Anker Anker 521 Portable Power Station Upgraded with LiFePO4 Battery, 256Wh 6-Port PowerHouse, 300W (Peak 600W) Solar Generator (Solar Panel Optional), 2 AC Outlets, 60W USB-C PD Output, Outdoor Generator - Portable Power Stations

‎Anker

  • AC Output: 50% higher (300.0 vs 200)
  • Peak Output: 50% higher (600.0 vs 400)
  • Weight: 3% lower (8.16 vs 8.4)
Tenergy T320 Portable Power Station, 300Wh Battery, 110V/200W (Surge 400W) 2 Pure Sine Wave AC outputs, USB type C PD 45W, Solar Ready Mobile Power for Outdoors Camper Vans RV, Emergency Backup, Navy - Portable Power Stations

Tenergy

  • Battery Capacity: 15% higher (256.0 vs 300)
  • Dc Ports: 67% higher (1 vs 3)

Who Should Buy Which?

Find the right product for your needs

‎Anker Anker 521 Portable Power Station Upgraded with LiFePO4 Battery, 256Wh 6-Port PowerHouse, 300W (Peak 600W) Solar Generator (Solar Panel Optional), 2 AC Outlets, 60W USB-C PD Output, Outdoor Generator - Portable Power Stations

Buy ‎Anker if...

Anker 521 Portable Power

The ideal Anker 521 buyer needs a reliable, long-lasting power source for camping, work, or emergencies. They prioritize durability, appreciating the 10-year LiFePO4 battery life. With 300W AC and 60W USB-C PD, it's perfect for quickly charging laptops, cameras, and running small appliances. This buyer seeks great value and performance for diverse power demands without a premium price, making it a versatile option for both outdoor adventures and essential home backup.

Tenergy T320 Portable Power Station, 300Wh Battery, 110V/200W (Surge 400W) 2 Pure Sine Wave AC outputs, USB type C PD 45W, Solar Ready Mobile Power for Outdoors Camper Vans RV, Emergency Backup, Navy - Portable Power Stations

Buy Tenergy if...

Tenergy T320 Portable Power

The Tenergy T320 is ideal for users prioritizing protection for sensitive electronics like CPAP machines or audio equipment, thanks to its pure sine wave AC output. They value the slightly higher 300Wh capacity for longer runtimes on low-draw devices. This buyer understands the need for stable power and extended cycle life, making it suitable for RVs, camper vans, or home emergency backup where precise power delivery is crucial and a slightly higher initial investment is justified for equipment safety.

Spec Comparison

11 specs compared

Specification
‎Anker Anker 521 Portable Power Station Upgraded with LiFePO4 Battery, 256Wh 6-Port PowerHouse, 300W (Peak 600W) Solar Generator (Solar Panel Optional), 2 AC Outlets, 60W USB-C PD Output, Outdoor Generator - Portable Power Stations
Anker 521 Portable Power
Tenergy T320 Portable Power Station, 300Wh Battery, 110V/200W (Surge 400W) 2 Pure Sine Wave AC outputs, USB type C PD 45W, Solar Ready Mobile Power for Outdoors Camper Vans RV, Emergency Backup, Navy - Portable Power Stations
Tenergy T320 Portable Power
Price$150$180
Rating4.4(3.0k)4.3(217)
Capacity Wh256W300W
ChemistryLiFePO4—
AC Output Watts300W200W
Dc Ports13
AC Outlets22
Weight8.16 lbs8.4 lbs
USB A Ports22
USB C Ports11
Peak Output Watts600W400W
Cycle Life—2000
Model Number—T320

Swipe horizontally to see all columns

Pros & Cons

Quick overview of strengths and weaknesses

‎Anker Anker 521 Portable Power Station Upgraded with LiFePO4 Battery, 256Wh 6-Port PowerHouse, 300W (Peak 600W) Solar Generator (Solar Panel Optional), 2 AC Outlets, 60W USB-C PD Output, Outdoor Generator

‎Anker Anker 521

Pros
  • LiFePO4 battery provides 10-year lifespan
  • Peak 600W output handles high-draw appliances
  • 60W USB-C PD port recharges laptops quickly
  • Six outputs: 2 AC, 1 USB-C PD, 2 USB-A, 1 DC
Cons
  • 8.16 lbs unit weight impacts portability
  • 256Wh capacity limits high-draw use cases
  • Solar charging requires separate panel purchase
Tenergy T320 Portable Power Station, 300Wh Battery, 110V/200W (Surge 400W) 2 Pure Sine Wave AC outputs, USB type C PD 45W, Solar Ready Mobile Power for Outdoors Camper Vans RV, Emergency Backup, Navy

Tenergy T320 Portable

Pros
  • Provides 300Wh power for extended use.
  • 2 AC outlets deliver 200W continuous, 400W surge.
  • Pure Sine Wave AC output protects sensitive electronics.
  • Multiple DC outputs: USB-C PD 45W, 2 USB-A, 12V car.
Cons
  • 200W continuous AC output limits appliance compatibility.
  • Combined AC/DC output limited to 398W total.
  • Solar panel not included for solar recharging option.

Frequently Asked Questions

Common questions about this comparison

Which is better for powering laptops?

The Anker 521 is better, offering a 60W USB-C PD port for faster laptop charging. The Tenergy T320 provides 45W USB-C PD.

What's the main difference in battery lifespan?

The Anker 521 explicitly uses a LiFePO4 battery, promising a 10-year lifespan. The Tenergy T320 states 2000+ charge cycles, also indicating good longevity but doesn't specify LiFePO4 chemistry.

Is the price difference worth it?

The Anker 521 is $30 cheaper ($149.99 vs $179.99) and offers higher AC output and faster USB-C PD, providing better value. Tenergy provides pure sine wave and slightly more capacity.

Which has better AC output for appliances?

The Anker 521 is superior, providing 300W continuous AC output (600W peak) compared to the Tenergy T320's 200W continuous (400W surge), enabling it to run more demanding devices.

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