electronics

Anker PowerCore 26800mAh Review — The Last Power Bank You'll Need

★★★★½4.7(89,400 reviews)

By MikeUpdated 2026-06-08

Affiliate Disclosure: BargainTop10 is reader-supported. When you buy through links on our site, we may earn an affiliate commission at no extra cost to you. We only recommend products we genuinely believe in.

🔋

Anker

$39.99$65.99

Check Price on Amazon →

⭐ Our Verdict

The Anker PowerCore 26800 is a workhorse. It's not the sleekest or the fastest-charging power bank in 2026, but it's the most reliable. After 18 months of heavy travel use, its capacity has barely degraded. For $40, it's the best price-per-mAh you'll find from a reputable brand.

✅ Pros

✓Genuine 26,800mAh capacity — charges an iPhone 6+ times
✓Dual USB-A output ports charge two devices simultaneously
✓PowerIQ and VoltageBoost deliver fastest possible charge speed
✓Survived multiple drops on concrete — built like a tank
✓18-month warranty with Anker's legendary customer service

⚠️ Cons

✗Heavy at 495g — feels like carrying a second phone plus
✗No USB-C output (input only) — dated port selection
✗Takes 8-10 hours to fully recharge
✗No passthrough charging — can't charge the bank while charging devices

I travel with an absurd amount of electronics — phone, Kindle, wireless earbuds, sometimes a tablet. Finding outlets in airports is a competitive sport I'm tired of playing. Enter the Anker PowerCore 26800.

I bought this in late 2024 and it's been to 6 countries with me since. It's been dropped on airport floors, stuffed into overpacked backpacks, and left in hot cars. Still works perfectly. Here's the full story.

Real-World Capacity — Does It Actually Deliver?

Here's the thing about power banks: the rated mAh is never what you get in real use. Power conversion losses eat 30-35% of capacity. With the PowerCore 26800, I consistently get 5-6 full iPhone charges (iPhone 15) before it needs a refill, which translates to roughly 17,000-18,000 mAh of usable output. That's excellent efficiency for a power bank in this price range.

Charging Speed

Each USB-A port outputs up to 3A (about 15W). It's not the fastest — modern phones support 25W+ — but it's consistent and reliable. My iPhone goes from 10% to 60% in about 45 minutes. Two devices charging simultaneously split the output, so each gets about 7.5W.

The Weight Tradeoff

At 495 grams (1.1 lbs), this is not a pocket power bank. It's a "throw it in your bag and forget about it" power bank. For everyday carry, the Anker PowerCore 10000 (180g) makes more sense. But for travel, camping, or all-day events, the 26800's capacity is worth the weight.

💰 Best Price I Found

Currently $39.99 on Amazon, which is $26 off the list price. At this price, it's hard to justify any other high-capacity power bank.

Check Current Price on Amazon →

As an Amazon Associate I earn from qualifying purchases.

Frequently Asked Questions

Can this power bank charge a laptop?▼

No. The USB-A ports output 15W max, which is not enough for laptop charging. For laptop charging, look at Anker's PowerCore+ or 737 series with USB-C Power Delivery (60W+).

How long does it take to fully charge the power bank itself?▼

About 8-10 hours with a 2A charger. Using a slower 1A charger can take 14+ hours. Make sure you're using a quality 2A wall charger to minimize recharge time.

Is the PowerCore 26800 allowed on airplanes?▼

Yes, FAA regulations allow power banks up to 100Wh (about 27,000mAh). The 26800 is under this limit, but always carry it in your carry-on — power banks are prohibited in checked luggage.

How has battery capacity held up after 18 months?▼

Remarkably well. After 18 months of heavy use (2-3 full cycles per week), I'm still getting 5 full phone charges vs 6 when new. Anker uses high-quality LG/Panasonic cells that degrade slower than generic brands.