Grizzl-E Ultimate 48A
#2 in 48 A and upFull review
A 48 A smart charger at a 40 A price, for owners of big-battery EVs who can hardwire on a 60 A circuit.
Amazon $479.99$479.99
The Grizzl-E Ultimate 48A is the better level 2 EV charger overall, rated 4.7 to 3.6. The Grizzl-E Ultimate 48A leads on value, smart features and weather rating. The Rivian Wall Charger wins on warranty. The Grizzl-E Ultimate 48A costs $320.01 less ($479.99 vs $800).
Rivian Wall Charger
#11 in 48 A and upFull review
Rivian’s own 48 A wall charger, for Rivian owners who want the maker’s charger and a four-year warranty. Owners of other EVs get more for less elsewhere.
Rivian Gear Shop $800$800
Prices were last checked October 22, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the Grizzl-E Ultimate 48A for value ($479.99 vs $800), smart features (app control, off-peak scheduling, load sharing vs app control) and weather rating (NEMA 4: rain, hose spray and dust vs NEMA 3R: rain and splashes).
- Choose the Rivian Wall Charger for warranty (4-year warranty vs 3-year warranty).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every 48 A and up level 2 EV charger; a clear win is highlighted. How we rank explains each one.
| Factor weight | Grizzl-E Ultimate 48A | Rivian Wall Charger |
|---|---|---|
| Overall rating | 4.7/5 | 3.6/5 |
| Value 30% | 84 $479.99 | 20 $800 |
| Safety listing 15% | 100 listed: UL certified (UL file E510712) | 100 listed: UL 2594 (UL) |
| Smart features 15% | 100 app control, off-peak scheduling, load sharing | 40 app control |
| ENERGY STAR 10% | 100 ENERGY STAR certified | 100 ENERGY STAR certified |
| Weather rating 10% | 100 NEMA 4: rain, hose spray and dust | 60 NEMA 3R: rain and splashes |
| Cable 10% | 100 25 ft cable | 92 24 ft cable |
| Warranty 10% | 50 3-year warranty | 75 4-year warranty |
Specifications
| Grizzl-E Ultimate 48A | Rivian Wall Charger | |
|---|---|---|
| Charging | ||
| Maximum power | 48 A (11.5 kW) | 48 A (11.5 kW) |
| Adjustable current | Yes | Yes |
| Vehicle plug | J1772 or Tesla (NACS) | J1772 or Tesla (NACS) |
| Cable length | 25 ft | 24 ft |
| Installation | Hardwired | Hardwired |
| Smart features | ||
| Wi-Fi | Yes | Yes |
| App | Yes | Yes |
| Off-peak scheduling | Yes | - |
| Load sharing | Yes | - |
| OCPP (third-party networks) | Yes | Yes |
| Safety and build | ||
| Safety listing | UL certified (UL file E510712) | UL 2594 (UL) |
| ENERGY STAR | Yes | Yes |
| Weather rating | NEMA 4 | NEMA 3R |
| Lowest operating temperature | -22 °F | -22 °F |
| Dimensions | 10.25 x 6.25 x 3.75 in | 16.3 x 7.3 x 5.8 in |
| Weight | 21 lb | 24.2 lb |
| Warranty | 3 years | 4 years |