Hyundai IONIQ Electric 28 kWh charging curve & performance

Last modified: Jun 27, 2026

Below is the charging curve for Hyundai IONIQ Electric 28 kWh, illustrating the charging speed at various battery levels. Additionally, graphs for range and time provide comprehensive details on charging performance.

Charging Highlights

Peak DC Speed

69 kW

Battery Capacity

30.5 kWh

Architecture

360 V

30.5 kWh — 30.5 kWh NMC

Estimated Data

The charging curve for this model is derived from manufacturer data and insights into the charging performance of similar battery packs.

Charging curve chart for Hyundai IONIQ Electric 28 kWh battery configuration 0

Download charging curve as svg

Charging Performance

Average charging speed 0 - 100% 18.2 kW

Average charging speed 10-100% 16.9 kW

Average charging speed 10-80% 47.2 kW

Advanced Metrics

Max C-Rate 2.26C

Average C-Rate 1.59C

Optimum charging area 0% – 60%

Time Analysis

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Range Analysis

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Key Insights

Optimum charging speed included 5 minutes loss

47.1 kW

Optimum charge stop time

21m 24s

Charging time 10-80%

24 m 53 s

Charging Speed Analysis

SOC Range	Speed (kW)	Total Time	Energy Added
0-100%	18.2 kW	1 h 32 m 8 s	28.0 kWh
10-100%	16.9 kW	1 h 29 m 26 s	25.2 kWh
10-80%	47.2 kW	24 m 53 s	19.6 kWh

Range Added Per Minute by Driving Cycle

SOC Range	EPA	WLTP	70 mph	120 km/h
0-100%	?	?	?	?
10-100%	?	?	?	?
10-80%	?	?	?	?

Charging Curve Data (0–100% SOC)

SOC	Speed	Time	Energy charged
0%	50 kW	00:00:00	0 kWh
1%	60 kW	00:00:19	0.3 kWh
2%	69 kW	00:00:36	0.6 kWh
3%	69 kW	00:00:52	0.8 kWh
4%	69 kW	00:01:08	1.1 kWh
5%	69 kW	00:01:23	1.4 kWh
6%	69 kW	00:01:39	1.7 kWh
7%	69 kW	00:01:55	2.0 kWh
8%	69 kW	00:02:10	2.2 kWh
9%	69 kW	00:02:26	2.5 kWh
10%	69 kW	00:02:42	2.8 kWh
11%	69 kW	00:02:58	3.1 kWh
12%	69 kW	00:03:13	3.4 kWh
13%	69 kW	00:03:29	3.6 kWh
14%	69 kW	00:03:45	3.9 kWh
15%	69 kW	00:04:00	4.2 kWh
16%	69 kW	00:04:16	4.5 kWh
17%	69 kW	00:04:32	4.8 kWh
18%	69 kW	00:04:47	5.0 kWh
19%	69 kW	00:05:03	5.3 kWh
20%	69 kW	00:05:19	5.6 kWh
21%	69 kW	00:05:35	5.9 kWh
22%	69 kW	00:05:50	6.2 kWh
23%	69 kW	00:06:06	6.4 kWh
24%	69 kW	00:06:22	6.7 kWh
25%	69 kW	00:06:37	7.0 kWh
26%	69 kW	00:06:53	7.3 kWh
27%	69 kW	00:07:09	7.6 kWh
28%	69 kW	00:07:25	7.8 kWh
29%	69 kW	00:07:40	8.1 kWh
30%	69 kW	00:07:56	8.4 kWh
31%	69 kW	00:08:12	8.7 kWh
32%	69 kW	00:08:27	9.0 kWh
33%	69 kW	00:08:43	9.2 kWh
34%	69 kW	00:08:59	9.5 kWh
35%	69 kW	00:09:15	9.8 kWh
36%	69 kW	00:09:30	10.1 kWh
37%	69 kW	00:09:46	10.4 kWh
38%	69 kW	00:10:02	10.6 kWh
39%	69 kW	00:10:17	10.9 kWh
40%	69 kW	00:10:33	11.2 kWh
41%	69 kW	00:10:49	11.5 kWh
42%	68 kW	00:11:05	11.8 kWh
43%	68 kW	00:11:21	12.0 kWh
44%	67 kW	00:11:37	12.3 kWh
45%	67 kW	00:11:53	12.6 kWh
46%	67 kW	00:12:09	12.9 kWh
47%	66 kW	00:12:25	13.2 kWh
48%	66 kW	00:12:42	13.4 kWh
49%	65 kW	00:12:58	13.7 kWh
50%	65 kW	00:13:15	14.0 kWh
51%	64 kW	00:13:32	14.3 kWh
52%	62 kW	00:13:49	14.6 kWh
53%	61 kW	00:14:07	14.8 kWh
54%	59 kW	00:14:25	15.1 kWh
55%	58 kW	00:14:43	15.4 kWh
56%	56 kW	00:15:02	15.7 kWh
57%	55 kW	00:15:22	16.0 kWh
58%	53 kW	00:15:42	16.2 kWh
59%	52 kW	00:16:02	16.5 kWh
60%	50 kW	00:16:24	16.8 kWh
61%	48 kW	00:16:46	17.1 kWh
62%	47 kW	00:17:08	17.4 kWh
63%	45 kW	00:17:32	17.6 kWh
64%	44 kW	00:17:56	17.9 kWh
65%	42 kW	00:18:22	18.2 kWh
66%	40 kW	00:18:48	18.5 kWh
67%	39 kW	00:19:15	18.8 kWh
68%	37 kW	00:19:44	19.0 kWh
69%	36 kW	00:20:14	19.3 kWh
70%	34 kW	00:20:45	19.6 kWh
71%	33 kW	00:21:17	19.9 kWh
72%	31 kW	00:21:51	20.2 kWh
73%	30 kW	00:22:27	20.4 kWh
74%	28 kW	00:23:04	20.7 kWh
75%	27 kW	00:23:43	21.0 kWh
76%	26 kW	00:24:25	21.3 kWh
77%	24 kW	00:25:08	21.6 kWh
78%	23 kW	00:25:54	21.8 kWh
79%	21 kW	00:26:43	22.1 kWh
80%	20 kW	00:27:36	22.4 kWh
81%	19 kW	00:28:32	22.7 kWh
82%	17 kW	00:29:32	23.0 kWh
83%	16 kW	00:30:38	23.2 kWh
84%	14 kW	00:31:50	23.5 kWh
85%	13 kW	00:33:09	23.8 kWh
86%	12 kW	00:34:36	24.1 kWh
87%	11 kW	00:36:10	24.4 kWh
88%	10 kW	00:37:53	24.6 kWh
89%	9 kW	00:39:47	24.9 kWh
90%	8 kW	00:41:55	25.2 kWh
91%	7 kW	00:44:15	25.5 kWh
92%	7 kW	00:46:48	25.8 kWh
93%	6 kW	00:49:35	26.0 kWh
94%	6 kW	00:52:39	26.3 kWh
95%	5 kW	00:56:03	26.6 kWh
96%	4 kW	01:00:13	26.9 kWh
97%	2 kW	01:06:14	27.2 kWh
98%	1 kW	01:17:05	27.4 kWh
99%	3 kW	01:26:07	27.7 kWh
100%	3 kW	01:32:08	28.0 kWh