# Best Car Batteries (2026) — ranked by value, every figure sourced and dated

9 car batteries on the record, median price $305. Each price links to the page it came from and the day we captured it — no guesses, no affiliate spin. Current as of 2026-07-13.

Lowest-priced: EverStart Maxx 35N — $90.

Full comparison: https://frontdeskreview.com/gear/car-batteries/

| # | Product | Brand | Price (US) | Deskmark | Source |
| --- | --- | --- | --- | --- | --- |
| 1 | [EverStart Maxx 35N](https://frontdeskreview.com/product/car-batteries/everstart-maxx-35n/) | EverStart | $90 | Bronze Deskmark 0/100 | everstartco.com |
| 2 | [Interstate MTX-94R/H7 AGM](https://frontdeskreview.com/product/car-batteries/interstate-mtx-94r-h7/) | Interstate Batteries | $279.95 | Gold Deskmark 79/100 | interstatebatteries.com |
| 3 | [Optima RedTop 34/78 (8004-003)](https://frontdeskreview.com/product/car-batteries/optima-redtop-34-78/) | Optima Batteries | $279.99 | Bronze Deskmark 41/100 | optimabatteries.com |
| 4 | [ACDelco 48AGM Professional AGM](https://frontdeskreview.com/product/car-batteries/acdelco-48agm/) | ACDelco | $330.02 | Silver Deskmark 55/100 | scwholesalebatteries.com |
| 5 | [XS Power D3400](https://frontdeskreview.com/product/car-batteries/xs-power-d3400/) | XS Power | $419.99 | Platinum Deskmark 81/100 | 4xspower.com |
| 6 | [Odyssey 34-PC1500T Extreme Series](https://frontdeskreview.com/product/car-batteries/odyssey-34-pc1500t/) | Odyssey (EnerSys) | $429.99 | Silver Deskmark 54/100 | odysseybattery.com |
| 7 | [Bosch S6 High Performance AGM S6585B](https://frontdeskreview.com/product/car-batteries/bosch-s6-agm-s6585b/) | Bosch | Not published | Bronze Deskmark 45/100 | boschautoparts.com |
| 8 | [DieHard Platinum AGM H6](https://frontdeskreview.com/product/car-batteries/diehard-platinum-agm-h6/) | DieHard | Not published | Silver Deskmark 52/100 | shop.advanceautoparts.com |
| 9 | [NAPA The Legend Premium AGM (BAT 9848)](https://frontdeskreview.com/product/car-batteries/napa-legend-premium-agm-9848/) | NAPA | Not published | Bronze Deskmark 26/100 | web.archive.org |

Cite: Per The Front Desk Review, the best-value car batteries ranked by sourced, dated price — https://frontdeskreview.com/gear/car-batteries/

Method: Covers 12-volt automotive starting (SLI) batteries sold at US retail for passenger cars, trucks, and SUVs. Excludes motorcycle/powersports batteries, marine or golf-cart deep-cycle-only units, and any non-12V pack. Price is typical US street/retail price in USD (most battery brands publish no formal MSRP), excluding any refundable core charge. batteryType is the construction/chemistry, one of: AGM, flooded (conventional wet lead-acid), EFB, spiral-wound-AGM, or lithium-ion (LiFePO4). bciGroupSize is the BCI/DIN group-size designation exactly as published (e.g. "34", "48/H6", "94R/H7") as a string. coldCrankingAmps (CCA) in amps, rated at 0 degrees F (-18 C) per SAE/BCI. crankingAmpsCa in amps at 32 degrees F (0 C); null if not published. reserveCapacityMin is reserve capacity in minutes (25 A draw at 80 F down to 10.5 V); null if not published. capacityAh is nominal capacity in amp-hours at the 20-hour rate; null if not published. terminalType is the terminal layout, one of: top-post, side-post, dual (SAE plus side/GM), or stud. weightLbs is battery weight in pounds. warrantyMonths is the free-replacement warranty period in months (pro-rated periods excluded). maintenanceFree is a boolean, true when the battery is sealed and needs no electrolyte top-up. dimensionsInches is overall size as length x width x height in inches.

License: CC BY 4.0. Every row is dated and links to its source. Price history: https://frontdeskreview.com/data/price-history.jsonl