Kimi K2 Thinking vs MiMo V2.6 Pro RL
MiMo V2.6 Pro RL leads llmrun Score 133.4 to 108.6; neither fits 24 GB.
Model A · Moonshot AI
Kimi K2 Thinking1026.4B · 32.9B active · 256K context · Other · Nov 2025
Model B · Xiaomi
MiMo V2.6 Pro RL1020B · 42B active · 1M context · MIT · Sep 2026
Choose MiMo V2.6 Pro RL if you want…
Higher llmrun Score
133.4 vs 108.6
Stronger at agents
132.1 vs 107.8
Stronger at coding
125.7 vs 103.3
Longer context window
1M vs 256K tokens
More permissive license
MIT vs Other
Newer release
Sep 2026 vs Nov 2025
Kimi K2 Thinking: no clear edge over MiMo V2.6 Pro RL in the data we have.
On your hardware
Each model at its default quant (Q4_K_M), a smaller one when it must. Estimates, ±20%.
8 GB
RTX 4060 · 8 GB tier
Kimi K2 Thinking
Doesn't fit
smallest quant needs 283.7 GB
MiMo V2.6 Pro RL
Doesn't fit
smallest quant needs 435.6 GB
12 GB
RTX 3060 12GB · 12 GB tier
Kimi K2 Thinking
Doesn't fit
smallest quant needs 283.7 GB
MiMo V2.6 Pro RL
Doesn't fit
smallest quant needs 435.6 GB
16 GB
RTX 5060 Ti 16GB · 16 GB tier
Kimi K2 Thinking
Doesn't fit
smallest quant needs 283.7 GB
MiMo V2.6 Pro RL
Doesn't fit
smallest quant needs 435.6 GB
24 GBreference
RTX 4090 · 24 GB tier
Kimi K2 Thinking
Doesn't fit
smallest quant needs 283.7 GB
MiMo V2.6 Pro RL
Doesn't fit
smallest quant needs 435.6 GB
32 GB
RTX 5090 · 32 GB tier
Kimi K2 Thinking
Doesn't fit
smallest quant needs 283.7 GB
MiMo V2.6 Pro RL
Doesn't fit
smallest quant needs 435.6 GB
48 GB
RTX A6000 · 48 GB tier
Kimi K2 Thinking
Doesn't fit
smallest quant needs 283.7 GB
MiMo V2.6 Pro RL
Doesn't fit
smallest quant needs 435.6 GB
Mac 32 GB
Mac Mini M4 · Macs
Kimi K2 Thinking
Doesn't fit
smallest quant needs 283.7 GB
MiMo V2.6 Pro RL
Doesn't fit
smallest quant needs 435.6 GB
Mac 64 GB
Mac Studio M4 Max · Macs
Kimi K2 Thinking
Doesn't fit
smallest quant needs 283.7 GB
MiMo V2.6 Pro RL
Doesn't fit
smallest quant needs 435.6 GB
Mac 128 GB
Mac Studio M4 Max · Macs
Kimi K2 Thinking
Doesn't fit
smallest quant needs 283.7 GB
MiMo V2.6 Pro RL
Doesn't fit
smallest quant needs 435.6 GB
Reference GPU: RTX 4090. Tinted cell = the better pick on that machine (fits, more headroom, or at least 10% faster).
Overall
Kimi K2 Thinking
MiMo V2.6 Pro RL
Coding
Kimi K2 Thinking
MiMo V2.6 Pro RL
Agents
Kimi K2 Thinking
MiMo V2.6 Pro RL
Science
Kimi K2 Thinking
no data
MiMo V2.6 Pro RL
Kimi K2 Thinking · #31 of 100 open models · #28 of 96 that fit ≤640 GB
MiMo V2.6 Pro RL · #1 of 100 open models · #1 of 96 that fit ≤640 GB
Benchmarks
1 shared board: Kimi K2 Thinking leads 0, MiMo V2.6 Pro RL leads 1 · Benchmarks imported Oct 2026
Kimi K2 Thinking
597.5#28/43 open
Lab-reportedEpoch AI · Nov 2025
MiMo V2.6 Pro RL
1158.1#6/43 open
Lab-reportedEpoch AI · Sep 2026
21 more boards (other shared and single-model boards)
Kimi K2 Thinking
1430.1#25/187 open
ArenaLMArena · Oct 2026
MiMo V2.6 Pro RL
1479.2#2/187 open
ArenaLMArena · Oct 2026
Kimi K2 Thinking
1322.1#42/52 open
ArenaLMArena · Oct 2026
MiMo V2.6 Pro RL
1624.8#5/52 open
ArenaLMArena · Oct 2026
Only Kimi K2 Thinking (8)
- SWE-bench Verified63.4%
- GPQA Diamond84.2%
- AIME 2024/202583.1%
- Terminal-Bench35.7%
- SWE-bench Bash Only63.4%
- WeirdML42.8%
- CL-bench17.6%
- METR Time Horizons59.2%
Only MiMo V2.6 Pro RL (11)
VRAM by quantization
Memory to load the model and 2K context; below it, the total at 32K and 128K context. Lighter side in bold.
Q2_K
Kimi K2 Thinking
440 GB374.1 GB file
32K 439 GB · 128K 446 GB
MiMo V2.6 Pro RL
434 GB418.8 GB file
32K 437 GB · 128K 448 GB
Q3_K_S
Kimi K2 Thinking
453 GB443.2 GB file
32K 452 GB · 128K 459 GB
MiMo V2.6 Pro RL
not listed
Q3_K_M
Kimi K2 Thinking
504 GB490.0 GB file
32K 503 GB · 128K 510 GB
MiMo V2.6 Pro RL
498 GB~497.3 GB file
32K 501 GB · 128K 512 GB
Q4_0
Kimi K2 Thinking
517 GB581.2 GB file
32K 516 GB · 128K 523 GB
MiMo V2.6 Pro RL
511 GB~510.0 GB file
32K 514 GB · 128K 524 GB
Q4_K_M
Kimi K2 Thinking
620 GB621.2 GB file
32K 618 GB · 128K 625 GB
MiMo V2.6 Pro RL
613 GB~612.0 GB file
32K 616 GB · 128K 626 GB
Q5_K_M
Kimi K2 Thinking
735 GB728.7 GB file
32K 734 GB · 128K 741 GB
MiMo V2.6 Pro RL
727 GB~726.8 GB file
32K 731 GB · 128K 741 GB
Q6_K
Kimi K2 Thinking
851 GB842.9 GB file
32K 849 GB · 128K 856 GB
MiMo V2.6 Pro RL
842 GB~841.5 GB file
32K 845 GB · 128K 856 GB
Q8_0
Kimi K2 Thinking
1030 GB1091.1 GB file
32K 1029 GB · 128K 1036 GB
MiMo V2.6 Pro RL
1021 GB~1020.0 GB file
32K 1024 GB · 128K 1034 GB
14 more quants
IQ2_XXS
Kimi K2 Thinking
286 GB335.2 GB file
32K 285 GB · 128K 292 GB
MiMo V2.6 Pro RL
not listed
IQ2_XS
Kimi K2 Thinking
312 GB283.4 GB file
32K 311 GB · 128K 317 GB
MiMo V2.6 Pro RL
not listed
IQ2_S
Kimi K2 Thinking
325 GB284.1 GB file
32K 323 GB · 128K 330 GB
MiMo V2.6 Pro RL
not listed
IQ2_M
Kimi K2 Thinking
350 GB353.6 GB file
32K 349 GB · 128K 356 GB
MiMo V2.6 Pro RL
not listed
IQ3_XXS
Kimi K2 Thinking
402 GB421.7 GB file
32K 400 GB · 128K 407 GB
MiMo V2.6 Pro RL
not listed
IQ3_XS
Kimi K2 Thinking
427 GB420.7 GB file
32K 426 GB · 128K 433 GB
MiMo V2.6 Pro RL
not listed
IQ3_M
Kimi K2 Thinking
466 GB467.5 GB file
32K 464 GB · 128K 471 GB
MiMo V2.6 Pro RL
not listed
Q3_K_L
Kimi K2 Thinking
530 GB487.7 GB file
32K 529 GB · 128K 536 GB
MiMo V2.6 Pro RL
not listed
IQ4_XS
Kimi K2 Thinking
556 GB547.2 GB file
32K 554 GB · 128K 561 GB
MiMo V2.6 Pro RL
not listed
IQ4_NL
Kimi K2 Thinking
581 GB579.1 GB file
32K 580 GB · 128K 587 GB
MiMo V2.6 Pro RL
not listed
Q4_1
Kimi K2 Thinking
581 GB642.9 GB file
32K 580 GB · 128K 587 GB
MiMo V2.6 Pro RL
not listed
Q4_K_S
Kimi K2 Thinking
581 GB583.3 GB file
32K 580 GB · 128K 587 GB
MiMo V2.6 Pro RL
not listed
Q5_K_S
Kimi K2 Thinking
710 GB707.0 GB file
32K 708 GB · 128K 715 GB
MiMo V2.6 Pro RL
not listed
BF16
Kimi K2 Thinking
2057 GB2053.2 GB file
32K 2055 GB · 128K 2062 GB
MiMo V2.6 Pro RL
2041 GB~2040.0 GB file
32K 2044 GB · 128K 2054 GB
Kimi K2 Thinking
Ollama · Q4_K_M
ollama run hf.co/unsloth/Kimi-K2-Thinking-GGUF:Q4_K_MMiMo V2.6 Pro RL
Ollama · Q4_K_M
ollama run hf.co/ggml-org/MiMo-V2.6-Pro-RL-GGUF| Spec | Kimi K2 Thinking | MiMo V2.6 Pro RL |
|---|---|---|
| Publisher | Moonshot AI | Xiaomi |
| Parameters | 1026.4B | 1020B |
| Active parameters | 33B per token | 42B per token |
| Architecture | DeepseekV3ForCausalLM | MiMoV2ForCausalLM |
| Context | 256K tokens | 1M tokens |
| Modalities | Chat, Function-calling | Chat, Function-calling |
| License | Other | MIT |
| Released | Nov 2025 | Sep 2026 |
Frequently Asked Questions
Which is better, Kimi K2 Thinking or MiMo V2.6 Pro RL?
MiMo V2.6 Pro RL leads llmrun Score 133.4 to 108.6; neither fits 24 GB. Choose MiMo V2.6 Pro RL for higher llmrun Score and stronger at agents.
Which needs less VRAM, Kimi K2 Thinking or MiMo V2.6 Pro RL?
At Q4_K_M, Kimi K2 Thinking requires 619.7 GB while MiMo V2.6 Pro RL needs 612.5 GB, making MiMo V2.6 Pro RL the easier model to run on your local setup.
Can I run Kimi K2 Thinking or MiMo V2.6 Pro RL on a 16 GB GPU?
Kimi K2 Thinking does not fit (smallest quant needs 283.7 GB); MiMo V2.6 Pro RL does not fit (smallest quant needs 435.6 GB).
Which has a longer context window, Kimi K2 Thinking or MiMo V2.6 Pro RL?
Kimi K2 Thinking supports 262,144 tokens and MiMo V2.6 Pro RL supports 1,048,576 tokens.