Image model vs image model
GPT Image 2.5 Sunburst vs MiniMax H3 Image Highspeed
People picked GPT Image 2.5 Sunburst’s picture over MiniMax H3 Image Highspeed’s about 71% of the time in blind votes. MiniMax H3 Image Highspeed costs 3.9× less (≈$0.21 against ≈$0.053 an image), so it wins when “good enough” will do.
At a glance
Longer bar means the bigger number. Elo bars start at 800.
Blind votes · how often people would pick each picture
GPT Image 2.5 Sunburst MiniMax H3 Image Highspeed
Price per image · 1024×1024, lower is better
Text to image · arena Elo, higher is better
Editing · arena Elo, higher is better
Where they sit among all 61 image models
Up and to the left is better pictures for less money. Hover or tap a dot for its numbers, then click it to compare that model with GPT Image 2.5 Sunburst. Models the arena hasn’t rated yet sit in the grey lane at the bottom.
Which one to pick
Pick GPT Image 2.5 Sunburst if
- you want the better picture: in blind votes people chose its image over MiniMax H3 Image Highspeed’s about 71% of the time
- you mostly edit pictures: it scores higher in the editing arena (Elo 1201 against 1134)
Pick MiniMax H3 Image Highspeed if
- price matters: 100 images cost $5.34, against $21.05 with GPT Image 2.5 Sunburst
- you want open weights you can run yourself
The specs
| Spec | GPT Image 2.5 Sunburst | MiniMax H3 Image Highspeed |
|---|---|---|
| Price per image | ≈$0.21 (estimated, high quality) | ≈$0.053 (estimated, high quality) |
| 100 images | $21.05 | $5.34 |
| Text-to-image Elo | 1229 ±10 (#2 in the arena) | 1070 ±14 (#22 in the arena) |
| Editing Elo | 1201 ±11 (#3 in the arena) | 1134 ±16 (#13 in the arena) |
| Edits uploaded pictures | Yes | Yes |
| Largest size | — | — |
| Open weights | No | Yes |
| Zero data retention | No | No |
| Lab | OpenAI | minimax |
| Official name | GPT Image 2.5 Sunburst | MiniMax H3 Image Highspeed |
| Released | September 2026 | November 2026 |
Elo ± is the 95% margin. Prices are for one 1024×1024 image from the Vercel AI Gateway.
Questions
Which is better, GPT Image 2.5 Sunburst or MiniMax H3 Image Highspeed?
People picked GPT Image 2.5 Sunburst’s picture over MiniMax H3 Image Highspeed’s about 71% of the time in blind votes. MiniMax H3 Image Highspeed costs 3.9× less (≈$0.21 against ≈$0.053 an image), so it wins when “good enough” will do.
Which is cheaper, GPT Image 2.5 Sunburst or MiniMax H3 Image Highspeed?
MiniMax H3 Image Highspeed: ≈$0.053 for a 1024×1024 image, against ≈$0.21 for GPT Image 2.5 Sunburst. 100 images cost $5.34 and $21.05. GPT Image 2.5 Sunburst is billed per token, so its price is an estimate at high quality. MiniMax H3 Image Highspeed is billed per token, so its price is an estimate at high quality.
Can GPT Image 2.5 Sunburst and MiniMax H3 Image Highspeed edit images?
Yes, both can change a picture you upload. In the Artificial Analysis editing arena GPT Image 2.5 Sunburst has an Elo of 1201 and MiniMax H3 Image Highspeed 1134.
How can I compare GPT Image 2.5 Sunburst and MiniMax H3 Image Highspeed myself?
Open the comparison, type one prompt and both models draw it side by side, each with what it cost and how long it took. You sign up with Google before your first run, and new accounts start with free credit.
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Where the numbers come from
Quality scores are Elo ratings from the Artificial Analysis image arenas, where people vote between two pictures made from the same prompt without knowing which model made which. The vote split comes from the Elo gap. Prices are for one 1024×1024 image from the Vercel AI Gateway; models billed per token are estimated at the quality the arena scored. The sample pictures are our own runs. Updated November 13, 2026.