Milwaukee 48-59-1808vs48-59-1815

Two chargers, compared from their makers' published US specs. Specs checked 2026-10-17.

Comparing the Milwaukee 48-59-1808 (CHARGER) and Milwaukee 48-59-1815 (CHARGER) on the Milwaukee M18 platform: across 5 specs published for both models, 3 differ and 2 match, while 5 specs are published by only one maker and not assumed for the other. Key distinction: every spec published on both maker pages matches. All figures are from published US manufacturer specs and operator manuals, not hands-on testing.

Milwaukee 48-59-1808

CHARGERMilwaukee M18

Voltage 18 VCharging output 6 AWorks with accepts all MILWAUKEE M18 and M12 batteries

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Milwaukee 48-59-1815

CHARGERMilwaukee M18

Voltage 18 VCharge time 35 min to 80% for M18 REDLITHIUM FORGE XC8.0 or HD12.0; 15 min to 80% for M18 REDLITHIUM FORGE XC6.0Charging ports 2

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How to choose between them

Both run on Milwaukee M18 batteries, so your existing packs and chargers fit either tool.
Evidence boundary: 5 spec rows are published by only one maker in the table below; unstated figures are treated as unknown rather than assumed.

From the published figures only; no testing. Rated figures from different makers are not measured the same way.

Where they differ

The two maker pages list the same figures for every spec they both publish.

3 verified spec differences across 5 specs published for both models (5 specs are listed by only one maker). Stated from the published figures only; no testing.

What they share

Same battery system (Milwaukee M18): both tools run on the same packs and chargers.
Same tool category: both are chargers.
Matching published specs: Voltage: 18 V; Warranty: 5 Year Limited Warranty.

Published by only one maker (data gaps)

Charging output: 48-59-1808 lists 6 A; not listed on 48-59-1815's US maker page.
Charge time (maker's figure): 48-59-1815 lists 35 min to 80% for M18 REDLITHIUM FORGE XC8.0 or HD12.0; 15 min to 80% for M18 REDLITHIUM FORGE XC6.0; not listed on 48-59-1808's US maker page.
Charging ports: 48-59-1815 lists 2; not listed on 48-59-1808's US maker page.
Charge indicator: 48-59-1808 lists indicates 80% charge; not listed on 48-59-1815's US maker page.
Charging mode: 48-59-1808 lists sequential (charges the second pack once the first is full); not listed on 48-59-1815's US maker page.

A missing value means the manufacturer page does not publish that figure; we never guess or count an unstated spec as a verified difference.

Every published spec, side by side

Spec	Milwaukee 48-59-1808	Milwaukee 48-59-1815
Voltage	18 V	18 V
Charging outputOnly one listed	6 A	Not on maker page
Charge time (maker's figure)Only one listed	Not on maker page	35 min to 80% for M18 REDLITHIUM FORGE XC8.0 or HD12.0; 15 min to 80% for M18 REDLITHIUM FORGE XC6.0
Charging portsOnly one listed	Not on maker page	2
Works with (maker's statement)Differs	accepts all MILWAUKEE M18 and M12 batteries	compatible with all M18 Batteries
Warranty	5 Year Limited Warranty	5 Year Limited Warranty
Charger weightDiffers	2.025 lb	5.5 lb
Charge indicatorOnly one listed	indicates 80% charge	Not on maker page
Charging modeOnly one listed	sequential (charges the second pack once the first is full)	Not on maker page
Dimensions (L x W x H)Differs	6.1 x 3.42 x 7.95 in	14.2 x 6.9 x 5.6 in

"Differs" marks different published values; pure formatting is not counted. "Only one listed" marks a spec only one maker page gives. Box contents, owner ratings, manuals and sources are on each model's own page: 48-59-1808, 48-59-1815. Swap either model in the compare tool.