Kimi K3 vs GLM 5.3

Kimi K3 leads llmrun Score 132.8 to 130.1 (ranges overlap); neither fits 24 GB.

Model A · Moonshot AI

Kimi K3

132.8llmrun Score

2779.9B · 105.8B active · 1M context · Other · Jun 2026

VisionChat

Model B · Z.ai

GLM 5.3

130.1llmrun Score

753.3B · 41.8B active · 1M context · Other · Aug 2026

ChatFunctions

Which should you choose?

Choose Kimi K3 if you want…

Higher llmrun Score
132.8 vs 130.1, ranges overlap
Stronger at math
134.7 vs 128.6
Also does vision
GLM 5.3 doesn't list it

Choose GLM 5.3 if you want…

Lighter on memory
456.2 vs 1673.7 GB at Q4_K_M
Also does function-calling
Kimi K3 doesn't list it

On your hardware

Each model at its default quant (Q4_K_M), a smaller one when it must. Estimates, ±20%.

MemoryKimi K3GLM 5.3

8 GB

RTX 4060 · 8 GB tier

Kimi K3

Doesn't fit

smallest quant needs 766.5 GB

GLM 5.3

Doesn't fit

smallest quant needs 256 GB

12 GB

RTX 3060 12GB · 12 GB tier

Kimi K3

Doesn't fit

smallest quant needs 766.5 GB

GLM 5.3

Doesn't fit

smallest quant needs 256 GB

16 GB

RTX 5060 Ti 16GB · 16 GB tier

Kimi K3

Doesn't fit

smallest quant needs 766.5 GB

GLM 5.3

Doesn't fit

smallest quant needs 256 GB

24 GBreference

RTX 4090 · 24 GB tier

Kimi K3

Doesn't fit

smallest quant needs 766.5 GB

GLM 5.3

Doesn't fit

smallest quant needs 256 GB

32 GB

RTX 5090 · 32 GB tier

Kimi K3

Doesn't fit

smallest quant needs 766.5 GB

GLM 5.3

Doesn't fit

smallest quant needs 256 GB

48 GB

RTX A6000 · 48 GB tier

Kimi K3

Doesn't fit

smallest quant needs 766.5 GB

GLM 5.3

Doesn't fit

smallest quant needs 256 GB

Mac 32 GB

Mac Mini M4 · Macs

Kimi K3

Doesn't fit

smallest quant needs 766.5 GB

GLM 5.3

Doesn't fit

smallest quant needs 256 GB

Mac 64 GB

Mac Studio M4 Max · Macs

Kimi K3

Doesn't fit

smallest quant needs 766.5 GB

GLM 5.3

Doesn't fit

smallest quant needs 256 GB

Mac 128 GB

Mac Studio M4 Max · Macs

Kimi K3

Doesn't fit

smallest quant needs 766.5 GB

GLM 5.3

Doesn't fit

smallest quant needs 256 GB

Reference GPU: RTX 4090. Tinted cell = the better pick on that machine (fits, more headroom, or at least 10% faster).

llmrun Score

with its 90% range · bars share one scale

Kimi K3 GLM 5.3

Overall

Kimi K3

132.8131–134

GLM 5.3

130.1128–132

Coding

Kimi K3

134.4129–140

GLM 5.3

130.1124–136

Agents

Kimi K3

131.4128–135

GLM 5.3

133.4130–137

Math

Kimi K3

134.7132–137

GLM 5.3

128.6126–131

Science

Kimi K3

135.7125–147

GLM 5.3

130.8119–143

Reasoning

Kimi K3

129.4127–132

GLM 5.3

130.1124–136

Kimi K3 · #2 of 100 open models · #2 of 99 that fit ≤2 TB

GLM 5.3 · #4 of 100 open models · #3 of 96 that fit ≤512 GB

Benchmarks

25 shared boards: Kimi K3 leads 16, GLM 5.3 leads 8 · Benchmarks imported Oct 2026

BoardKimi K3GLM 5.3

GPQA Diamond

Kimi K3

93.1%#1/98 open

IndependentEpoch AI · Jul 2026

GLM 5.3

90.9%#7/98 open

IndependentEpoch AI · Aug 2026

LiveBench Coding

Kimi K3

81.5#1/19 open

IndependentLiveBench · Jun 2026

GLM 5.3

79.0#4/19 open

IndependentLiveBench · Jun 2026

LiveBench Reasoning

Kimi K3

90.7#1/19 open

IndependentLiveBench · Jun 2026

GLM 5.3

85.8#7/19 open

IndependentLiveBench · Jun 2026

AIME 2024/2025

Kimi K3

97.2%#4/86 open

IndependentEpoch AI · Jul 2026

GLM 5.3

91.1%#13/86 open

IndependentEpoch AI · Aug 2026

FrontierMath

Kimi K3

72.2%#1/17 open

IndependentEpoch AI · Jul 2026

GLM 5.3

68.8%#3/17 open

IndependentEpoch AI · Aug 2026

LiveBench Math

Kimi K3

84.4#13/19 open

IndependentLiveBench · Jun 2026

GLM 5.3

87.9#8/19 open

IndependentLiveBench · Jun 2026

SciCode

Kimi K3

59.5%#2/66 open

Lab-reportedEpoch AI · Jul 2026

GLM 5.3

59.0%#3/66 open

Lab-reportedEpoch AI · Aug 2026

SimpleQA

Kimi K3

50.6%#3/17 open

IndependentEpoch AI · Jul 2026

GLM 5.3

41.0%#6/17 open

IndependentEpoch AI · Aug 2026

FrontierMath Tier 4

Kimi K3

39.0%#1/13 open

IndependentEpoch AI · Jul 2026

GLM 5.3

29.3%#4/13 open

IndependentEpoch AI · Aug 2026

WeirdML

Kimi K3

82.6%#1/46 open

IndependentEpoch AI · Jul 2026

GLM 5.3

75.4%#2/46 open

IndependentEpoch AI · Aug 2026

28 more boards (other shared and single-model boards)

DeepSWE

Kimi K3

68.5%#2/5 open

Lab-reportedEpoch AI · Jul 2026

GLM 5.3

69.0%#1/5 open

Lab-reportedEpoch AI · Aug 2026

FrontierCode

Kimi K3

44.2%#1/12 open

Lab-reportedEpoch AI · Jul 2026

GLM 5.3

40.1%#3/12 open

Lab-reportedEpoch AI · Aug 2026

ALE-Bench

Kimi K3

1524.5#1/43 open

Lab-reportedEpoch AI · Jul 2026

GLM 5.3

1317.4#3/43 open

Lab-reportedEpoch AI · Aug 2026

APEX-Agents

Kimi K3

50.6%#4/16 open

Lab-reportedEpoch AI · Jul 2026

GLM 5.3

56.6%#2/16 open

Lab-reportedEpoch AI · Aug 2026

Chess Puzzles

Kimi K3

37.0%#3/14 open

IndependentEpoch AI · Jul 2026

GLM 5.3

37.0%#4/14 open

IndependentEpoch AI · Aug 2026

CritPt

Kimi K3

23.4%#2/66 open

Lab-reportedEpoch AI · Jul 2026

GLM 5.3

19.1%#4/66 open

Lab-reportedEpoch AI · Aug 2026

DTBench

Kimi K3

91.2%#3/68 open

Lab-reportedEpoch AI · Jul 2026

GLM 5.3

87.7%#11/68 open

Lab-reportedEpoch AI · Aug 2026

FrontierSWE

Kimi K3

25.9%#2/4 open

Lab-reportedEpoch AI · Jul 2026

GLM 5.3

30.2%#1/4 open

Lab-reportedEpoch AI · Aug 2026

LiveBench 2026 Coding

Kimi K3

59.3#11/15 open

IndependentLiveBench · Sep 2026

GLM 5.3

82.8#3/15 open

IndependentLiveBench · Sep 2026

LiveBench 2026 Long-Horizon

Kimi K3

42.8#3/15 open

IndependentLiveBench · Sep 2026

GLM 5.3

35.9#5/15 open

IndependentLiveBench · Sep 2026

LiveBench 2026 Reasoning

Kimi K3

90.7#1/15 open

IndependentLiveBench · Sep 2026

GLM 5.3

85.8#4/15 open

IndependentLiveBench · Sep 2026

LMCA

Kimi K3

52.7%#2/54 open

Lab-reportedEpoch AI · Jul 2026

GLM 5.3

55.5%#1/54 open

Lab-reportedEpoch AI · Aug 2026

Mystery Game Puzzles

Kimi K3

26.0%#5/18 open

IndependentEpoch AI · Jul 2026

GLM 5.3

33.0%#4/18 open

IndependentEpoch AI · Aug 2026

ProofBench

Kimi K3

87.0%#1/26 open

Lab-reportedEpoch AI · Jul 2026

GLM 5.3

49.0%#8/26 open

Lab-reportedEpoch AI · Aug 2026

Vending-Bench 2

Kimi K3

5165.0#5/17 open

Lab-reportedEpoch AI · Jul 2026

GLM 5.3

8163.6#2/17 open

Lab-reportedEpoch AI · Aug 2026

LMArena Text

Kimi K3

1487.1#1/187 open

ArenaLMArena · Oct 2026

GLM 5.3

1478.5#3/187 open

ArenaLMArena · Oct 2026

LMArena WebDev

Kimi K3

1655.2#1/52 open

ArenaLMArena · Oct 2026

GLM 5.3

1621.1#6/52 open

ArenaLMArena · Oct 2026

LiveBench 2026 Browser

Kimi K3

16.0#7/15 open

IndependentLiveBench · Sep 2026

GLM 5.3

0.0#15/15 open

IndependentLiveBench · Sep 2026

LiveBench 2026 Data Analysis

Kimi K3

78.7#4/15 open

IndependentLiveBench · Sep 2026

GLM 5.3

70.2#10/15 open

IndependentLiveBench · Sep 2026

LiveBench 2026 Design

Kimi K3

77.2#3/15 open

IndependentLiveBench · Sep 2026

GLM 5.3

77.3#2/15 open

IndependentLiveBench · Sep 2026

LiveBench 2026 Research

Kimi K3

79.0#3/15 open

IndependentLiveBench · Sep 2026

GLM 5.3

73.2#6/15 open

IndependentLiveBench · Sep 2026

Only Kimi K3 (6)

Only GLM 5.3 (1)

CursorBench42.6%

VRAM by quantization

Memory to load the model and 2K context; below it, the total at 32K and 128K context. Lighter side in bold.

QuantKimi K3GLM 5.3

Q2_K

Kimi K3

1187 GB928.6 GB file

32K 1185 GB · 128K 1196 GB

GLM 5.3

324 GB~320.2 GB file

32K 323 GB · 128K 332 GB

Q3_K_M

Kimi K3

1361 GB~1355.2 GB file

32K 1359 GB · 128K 1370 GB

GLM 5.3

371 GB~367.3 GB file

32K 370 GB · 128K 379 GB

Q4_K_M

Kimi K3

1674 GB~1668.0 GB file

32K 1672 GB · 128K 1682 GB

GLM 5.3

456 GB~452.0 GB file

32K 455 GB · 128K 464 GB

Q5_K_M

Kimi K3

1986 GB~1980.7 GB file

32K 1985 GB · 128K 1995 GB

GLM 5.3

541 GB~536.8 GB file

32K 540 GB · 128K 549 GB

Q6_K

Kimi K3

2299 GB~2293.4 GB file

32K 2297 GB · 128K 2308 GB

GLM 5.3

626 GB~621.5 GB file

32K 625 GB · 128K 634 GB

Q8_0

Kimi K3

2786 GB2955.0 GB file

32K 2784 GB · 128K 2794 GB

GLM 5.3

758 GB801.4 GB file

32K 757 GB · 128K 765 GB

5 more quants

IQ2_XXS

Kimi K3

770 GB711.1 GB file

32K 768 GB · 128K 779 GB

GLM 5.3

not listed

IQ2_M

Kimi K3

not listed

GLM 5.3

258 GB238.6 GB file

32K 257 GB · 128K 266 GB

IQ3_XXS

Kimi K3

not listed

GLM 5.3

296 GB281.7 GB file

32K 295 GB · 128K 304 GB

IQ4_XS

Kimi K3

not listed

GLM 5.3

409 GB365.3 GB file

32K 408 GB · 128K 417 GB

BF16

Kimi K3

5566 GB~5559.9 GB file

32K 5564 GB · 128K 5574 GB

GLM 5.3

1511 GB1508.0 GB file

32K 1510 GB · 128K 1519 GB

How to run each

Kimi K3

Ollama · Q4_K_M

$ollama run hf.co/unsloth/Kimi-K3-GGUF

All ways to run Kimi K3 →

GLM 5.3

Ollama · Q4_K_M

$ollama run hf.co/unsloth/GLM-5.3-GGUF

All ways to run GLM 5.3 →

Specifications

Specifications of Kimi K3 and GLM 5.3
Spec	Kimi K3	GLM 5.3
Publisher	Moonshot AI	Z.ai
Parameters	2779.9B	753.3B
Active parameters	106B per token	42B per token
Architecture	KimiK3ForConditionalGeneration	GlmMoeDsaForCausalLM
Context	1M tokens	1M tokens
Modalities	Vision, Chat	Chat, Function-calling
License	Other	Other
Released	Jun 2026	Aug 2026

Frequently Asked Questions

Which is better, Kimi K3 or GLM 5.3?

Kimi K3 leads llmrun Score 132.8 to 130.1 (ranges overlap); neither fits 24 GB. Choose Kimi K3 for higher llmrun Score and stronger at math; choose GLM 5.3 for lighter on memory and also does function-calling.

Which needs less VRAM, Kimi K3 or GLM 5.3?

At Q4_K_M, Kimi K3 requires 1673.7 GB while GLM 5.3 needs 456.2 GB, making GLM 5.3 the easier model to run on your local setup.

Can I run Kimi K3 or GLM 5.3 on a 16 GB GPU?

Kimi K3 does not fit (smallest quant needs 766.5 GB); GLM 5.3 does not fit (smallest quant needs 256 GB).

Which has a longer context window, Kimi K3 or GLM 5.3?

Kimi K3 supports 1,048,576 tokens and GLM 5.3 supports 1,048,576 tokens.