Roo's Verdict
Top picks ranked by relevance and unit price.
We compared thousands of 9V batteries from $7 to $38 across Walmart and Amazon. The Duracell 9-volt Batteries ($18.31 at Walmart) is our best value pick at 4.6 stars with 775+ reviews — a reliable choice for various devices.
💰 Budget
The Duracell 9V Alkaline Battery ($7.49 at Walmart) is our budget pick at 4.7 stars with 35+ reviews — but with only a single battery per pack, it may not be the best value for frequent use.
⭐ Top Rated
The Duracell 9V Battery 6-Pk ($23.55 at Walmart) is our top-rated pick at 4.9 stars with 454+ reviews — it offers a higher quantity for a slightly higher price, making it ideal for those who need multiple batteries.
⏳ Buy now or wait?
Buy now - no major discounts expected in the next two weeks.
2 stores
compared in real time
45+ products
tracked for this search
401% price gap
$7.49 – $37.54 range
Updated Sep 10, 2026
prices verified today
How we ranked Duracell 9v Batteries: Shopperoo compared 45+ options across 2 stores (Amazon, Walmart) and scored each on price , star rating, review volume, and availability. The cheapest option is $7.49 at Walmart — 401% less than the highest-priced equivalent. Roo's best value pick is "Duracell 9-volt Batteries" at Walmart for $18.31 (4.6 ★ from 775 reviews). Rankings are updated in real time and are not influenced by retailer fees or sponsored placements.
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Quick Comparison: Top Picks
Best Value
Duracell 9-volt Batteries
$18.31 at Walmart
- ✓4.6 stars with 775+ reviews at a competitive price
- ✓Reliable choice for various devices
- ✕Single battery per pack may not suit all needs
Budget
Duracell 9V Alkaline Battery
$7.49 at Walmart
- ✓Lowest price at $7.49 for a single battery
- ✕Only 35 reviews makes long-term reliability uncertain
Top Rated
Duracell 9V Battery 6-Pk
$23.55 at Walmart
- ✓4.9 stars from 454+ reviews with 6 batteries
- ✕Higher price per battery compared to best value
What to Look For in Duracell 9v Batteries
- Battery type: Alkaline batteries are standard for most devices, while lithium offers longer life.
- Pack size: Consider how many batteries you need; larger packs often offer better value.
- Shelf life: Check the expiration date; batteries can lose charge over time even when unused.
When to Buy Duracell 9v Batteries
Buy now — no major discounts expected in the next two weeks.
How Shopperoo Compares Products
Shopperoo's AI scans live pricing from Amazon, Walmart, Target, Kroger, and other major retailers, then ranks products by balancing price, ratings, review count, and availability. Our best value pick isn't just the cheapest — it's the product with the best combination of low price and high customer satisfaction. Learn more about our methodology
Get Today's Best Price
We check 10+ retailers so you don't have to.
FAQ: Duracell 9v Batteries
Where is Duracell 9v Batteries cheapest right now?
The budget Duracell 9v Batteries is $7.49 at Walmart — "Duracell 9V Alkaline Battery". The most expensive is $37.54 at Amazon — a 401% price gap for comparable products. Price gaps this wide typically reflect differences in pack size, bundle inclusions, or retailer promotional cycles. Shopperoo checks 2 stores in real time so this reflects today's live pricing as of Sep 10, 2026.
What's the best value Duracell 9v Batteries?
Roo's best value pick is "Duracell 9-volt Batteries" at Walmart for $18.31 - it scores best on price ($2.03), rating (4.6★ from 775 reviews) and availability.
Which stores have Duracell 9v Batteries?
Shopperoo found Duracell 9v Batteries in stock at all 2 stores we track: Amazon, Walmart. Walmart carries the widest selection, followed by Amazon. Store availability and pricing are checked in real time — if a store sells out or changes its price, Shopperoo updates within hours. Prices last verified Sep 10, 2026.
How does Shopperoo rank Duracell 9v Batteries?
Shopperoo pulls live product data from 2 retailers and scores each Duracell 9v Batteries on four factors: price, star rating, number of verified reviews, and real-time stock availability. Products are grouped into three lists — Best Value, Top Rated, and Lowest Price — so shoppers can choose based on their priorities. No retailer pays to appear in these rankings; placement is determined solely by the score.
How much can I save on Duracell 9v Batteries?
Choosing Shopperoo's best-value pick saves $11 compared to Amazon's default top result. Amazon's algorithm surfaces sponsored and Prime-eligible products first, which aren't always the best price. The full price spread across all 2 stores is 401%. Shopperoo's rankings are not influenced by affiliate fees or sponsored placements.