# Odyssey ODP-AGM27 · Car battery 12V 85Ah 850A

![Odyssey ODP-AGM27 · Car battery 12V 85Ah 850A](https://bateriasonline.es/3566-home_default/odyssey-odp-agm27.jpg)

> Odyssey ODP-AGM27: 85 Ah car battery, 850 A (EN), 318×173×224 mm, positive terminal on the left, TPPL. Equivalent to Odyssey ODP-AGM27F.

**Category:** [Car batteries](https://bateriasonline.es/en/car-batteries) → [Odyssey](https://bateriasonline.es/en/odyssey-batteries)

- **Canonical URL**: https://bateriasonline.es/en/odyssey-odp-agm27
- **Language**: en
- **Brand**: Odyssey
- **Reference**: BOL-ODYSSEY-ODP-AGM27
- **MPN**: ODP-AGM27
- **Price**: 348,49 € (VAT incl., Spain)
- **Last updated**: 2026-10-27

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Odyssey |
| Range | ODP |
| Application | Cars |
| Technology | TPPL |
| Voltage | 12 V |
| Capacity | 85 Ah |
| Cold cranking amps (EN) | 850 A |
| Length | 318 mm |
| Width | 173 mm |
| Height | 224 mm |
| Weight | 27.1 kg |
| Polarity | Positive terminal on the left |
| Terminal type | SAE |

## Quick description

Odyssey ODP-AGM27: car battery (TPPL) with 12 V, 85 Ah and 850 A cold cranking current, measuring 318 × 173 × 224 mm, with the positive terminal on the left.

## Description

## Where the Odyssey ODP-AGM27 fits

The Odyssey ODP-AGM27 is made for petrol and diesel cars without automatic engine stop. The ODP-AGM27 covers the daily routine of a car without automatic engine stop: cold starts, short trips and loads with the ignition off.
At 85 Ah it moves into large diesels, SUVs, vans and cars with heavy electrical equipment. The ODP-AGM27 belongs to the Odyssey ODP range. [The full range of Odyssey batteries](https://bateriasonline.es/en/odyssey-batteries)

## Odyssey ODP-AGM27 vs ODP-AGM31A and ODP-AGM31: differences

The real differences between the ODP-AGM27 and the closest Odyssey models:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Positive | Weight |
|---|---|---|---|---|---|
| Odyssey ODP-AGM27 (this one) | 85 Ah | 850 A | 318 × 173 × 224 | left | 27.1 kg |
| Odyssey ODP-AGM31A | 100 Ah | 925 A | 330 × 173 × 239 | left | 31.5 kg |
| Odyssey ODP-AGM31 | 100 Ah | 925 A | 330 × 173 × 244 | left | 31.5 kg |

- Odyssey ODP-AGM31A: 15 Ah more, 75 A more cranking power, a different case (330 × 173 × 239 mm).
- Odyssey ODP-AGM31: 15 Ah more, 75 A more cranking power, a different case (330 × 173 × 244 mm).

## Odyssey ODP-AGM27 codes and part numbers

This is how the Odyssey ODP-AGM27 appears on the label and in parts catalogues:

| Commercial reference | ODP-AGM27 |
|---|---|
| Terminal type | SAE |
| Not to be confused with | Odyssey ODP-AGM25 (59 Ah, 675 A), Odyssey ODP-AGM24 (63 Ah, 725 A), Odyssey ODP-AGM27M (85 Ah) |

## Equivalents and alternatives to the Odyssey ODP-AGM27

As the ODP-AGM27 is an AGM battery, we only list other AGM batteries with its dimensions and polarity: neither an EFB nor a conventional battery can replace it.

| Model | Technology | Capacity | Cold cranking (EN) | Dimensions (mm) |
|---|---|---|---|---|
| Odyssey ODP-AGM27F | TPPL | 85 Ah | 850 A | 318 × 173 × 224 |

## Before ordering the ODP-AGM27, check this

- Length, width and height of the ODP-AGM27: 318 × 173 × 224 mm.
- With the terminals facing you, the positive terminal of the ODP-AGM27 is on the left.
- With 85 Ah, the ODP-AGM27 replaces an original battery of that capacity or slightly less.
- Check the EN amps on your battery: if it says 850 A or less, the ODP-AGM27 covers your engine.
- The ODP-AGM27 is AGM: it replaces an AGM or an EFB of the same size. You can swap an EFB for an AGM, but not an AGM for an EFB.

## What it means that the ODP-AGM27 is TPPL

Inside, the ODP-AGM27 uses thin plates of pure lead (TPPL). It is the technology behind ODYSSEY, GENESIS and PowerSafe.

## Frequently asked questions about the Odyssey ODP-AGM27

### Odyssey ODP-AGM27 or ODP-AGM31A?

Compared with the ODP-AGM27, the Odyssey ODP-AGM31A has 15 Ah more and 75 A more cranking power. If your current battery says 925 A or more, choose the ODP-AGM31A; if it says 850 A or less, the ODP-AGM27 is enough. Mind the space: the ODP-AGM31A measures 330 × 173 × 239 mm.

### Can the Odyssey ODP-AGM27 be used in a car with Start-Stop?

Yes. As an AGM battery, the ODP-AGM27 handles automatic engine stop and brake energy recovery, and it can replace an EFB of the same size.

### How much does the Odyssey ODP-AGM27 weigh?

The ODP-AGM27 weighs 27.1 kg. For reference, the Odyssey ODP-AGM31A (100 Ah) weighs 31.5 kg.

### Which battery is equivalent to the Odyssey ODP-AGM27?

Only other AGM batteries with its dimensions and polarity: Odyssey ODP-AGM27F. Neither an EFB nor a conventional battery replaces the ODP-AGM27.

### Which side is the positive terminal on the Odyssey ODP-AGM27?

The ODP-AGM27 has the positive terminal on the left, looking at the battery from its long side with the terminals closest to you.

### How long does a car battery like the Odyssey ODP-AGM27 last?

Between 4 and 6 years in normal use. Very short trips, extreme heat and leaving the car parked for weeks without starting it shorten its life.

## Keep comparing: alternatives to the ODP-AGM27

- [More car batteries](https://bateriasonline.es/en/car-batteries)
- [Full Odyssey catalogue](https://bateriasonline.es/en/odyssey-batteries)
- [Odyssey ODP-AGM94R-H7-L4](https://bateriasonline.es/en/odyssey-odp-agm94r-h7-l4) · 80 Ah, 315×175×188 mm

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*bateriasonline.es — Batteries and accessories · 2026-11-11*