Model comparison
Command R+ vs Sonar
Sonar is the stronger model overall, scoring 38.5 to 32.4 on the Noometry Index.
Last verified . 7 shared benchmarks.
Cohere
PerplexitySummary
- They share 7 benchmarks with published results for both. Command R+ scores higher in 0 categories and Sonar in 5 categories; 5 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Sonar leads 21.1 to 9.2.
- The biggest single-benchmark swing is LiveBench Reasoning: 24.8% for Command R+ and 46.3% for Sonar.
- Sonar is cheaper at $1 / $1 per million input/output tokens, against $2.50 / $10 for Command R+.
- Command R+ has downloadable open weights; the other is API-only.
Side by side
| Command R+ | Sonar | |
|---|---|---|
| Provider | Cohere | Perplexity |
| Noometry Index | 32.4 | 38.5 |
| Released | 2024-08-30 | 2024-01-01 |
| Weights | Open | Proprietary |
| Context window | 128K | 128K |
| Max output | 4K | 4K |
| Input $ / M tokens | $2.50 | $1 |
| Output $ / M tokens | $10 | $1 |
| Results tracked | 34 | 7 |
Sponsored placements are available on pages like this one. Advertise on Noometry
Category by category
Coding Sonar leads
Command R+: 29.1 (#309), Sonar: 35.7 (#221)
| Benchmark | Command R+ | Sonar |
|---|---|---|
| LiveBench Coding | 19.1% | 35.1% |
| BigCodeBench Instruct | 33.8% | — |
| LMArena Coding | 1187 | — |
| BigCodeBench Complete | 41.9% | — |
| HumanEval+ | 56.7% | — |
| MBPP+ | 63.5% | — |
Reasoning Sonar leads
Command R+: 9.2 (#344), Sonar: 21.1 (#227)
| Benchmark | Command R+ | Sonar |
|---|---|---|
| LiveBench Reasoning | 24.8% | 46.3% |
| LiveBench Data Analysis | 38.1% | 37.9% |
| LiveBench | 31.8% | 46.9% |
| SimpleBench | 17.4% | — |
| LMArena Hard Prompts | 1186 | — |
| DTBench | 54.9% | — |
| LMCA | 5% | — |
| Epoch Capabilities Index | 119.34 | — |
Math Sonar leads
Command R+: 28.9 (#242), Sonar: 33.7 (#200)
| Benchmark | Command R+ | Sonar |
|---|---|---|
| LiveBench Math | 21.3% | 41.6% |
| LMArena Math | 1188 | — |
Knowledge Not comparable
Command R+: 36.4 (#169), Sonar: —
| Benchmark | Command R+ | Sonar |
|---|---|---|
| Vectara Hallucination Rate | 6.9% | — |
| LMArena Expert | 1174 | — |
| MMLU | 69.4% | — |
Multilingual Not comparable
Command R+: 38.6 (#227), Sonar: —
| Benchmark | Command R+ | Sonar |
|---|---|---|
| LMArena Non-English | 1216 | — |
| LMArena Chinese | 1226 | — |
| LMArena French | 1209 | — |
| LMArena German | 1216 | — |
| LMArena Japanese | 1166 | — |
| LMArena Korean | 1138 | — |
| LMArena Russian | 1227 | — |
| LMArena Spanish | 1189 | — |
Instruction Following Sonar leads
Command R+: 60.0 (#254), Sonar: 71.4 (#150)
| Benchmark | Command R+ | Sonar |
|---|---|---|
| LiveBench Instruction Following | 57.6% | 76.2% |
| LMArena Instruction Following | 1197 | — |
Long Context Not comparable
Command R+: 37.3 (#219), Sonar: —
| Benchmark | Command R+ | Sonar |
|---|---|---|
| LMArena Longer Query | 1230 | — |
Writing & Preference Sonar leads
Command R+: 43.5 (#228), Sonar: 52.6 (#167)
| Benchmark | Command R+ | Sonar |
|---|---|---|
| LiveBench Language | 29.7% | 44.1% |
| LMArena Text | 1229 | — |
| LMArena Creative Writing | 1235 | — |
| LMArena Multi-Turn | 1213 | — |
Frequently asked questions
Is Command R+ better than Sonar?
Sonar is the stronger model overall, scoring 38.5 to 32.4 on the Noometry Index.
Which is cheaper, Command R+ or Sonar?
Sonar is cheaper. It lists at $1 per million input tokens and $1 per million output tokens; Command R+ lists at $2.50 and $10.
Is Command R+ or Sonar better for coding?
Sonar scores higher on coding benchmarks: 35.7 versus 29.1 in the Noometry coding category.
Which has the bigger context window?
Both accept 128K tokens.
How many benchmarks do Command R+ and Sonar share?
7 benchmarks have published results for both models. Command R+ has 34 scored results on Noometry and Sonar has 7.