The Competencies that Separate the Most Proficient Sales Teams from the Rest
AI Summary: What the Data Shows
Across thousands of sales evaluations, Objective Management Group analyzed the competencies with the largest proficiency gaps between proficient sales teams and those lacking capability. The data shows that the greatest separation does not occur in motivation or basic sales skills, but in Sales DNA competencies such as supportive beliefs, buy cycle alignment, and response to rejection. While most sellers demonstrate strong desire and moderate tactical capability, weaknesses in Sales DNA consistently undermine execution under pressure. Independent research from McKinsey, Gartner, and CSO Insights reinforces this pattern, showing that sustainable sales proficiency depends more on mindset, confidence, and decision readiness than on training volume alone. The findings suggest that organizations seeking consistent, long-term sales proficiency must move beyond skills training and focus on diagnosing and developing the internal capabilities that drive behavior.
Why Sales Proficiency Varies So Widely Across Teams
Sales leaders often ask what truly separates top-performing sales teams from everyone else. Is it better training? More motivated sellers? Stronger processes? New tools?
To answer that question, we analyzed sales assessment data across thousands of evaluations1 to identify the competencies with the largest proficiency delta. These are the areas where the gap between proficient and incapable is widest and where differences most clearly separate proficient salespeople from the rest of the field.
What the data reveals aligns closely with what independent research has been signaling for years.
The biggest gaps are not where most organizations focus their investment.
Where the Largest Capability Gaps Appear
Tactical Competency
Consultative Selling
11 percent strong
52 percent average
37 percent weak
Despite years of emphasis on consultative frameworks, fewer than one in eight sellers demonstrate strong capability. More than one third struggle outright.
This mirrors findings from McKinsey, which has shown that while B2B buyers increasingly expect consultative, insight-driven conversations, many sales interactions still fail to deliver differentiated value. McKinsey research consistently finds that buyers are significantly more likely to engage when sellers demonstrate a deep understanding of the customer’s business context rather than relying on product knowledge alone2.
Sales DNA Competencies
Handles Rejection Well
89 percent strong
11 percent weak
Supportive Beliefs
12 percent strong
88 percent weak
Supportive Buy Cycle
21 percent strong
79 percent weak
This is where the most pronounced separation in proficiency emerges.
Gartner research reinforces this pattern. In its work on sales effectiveness, Gartner has consistently found that seller mindset, confidence, and internal decision clarity are stronger predictors of performance than methodology adherence alone. Sellers who lack confidence in how buyers make decisions tend to overcomplicate deals, delay critical asks, or disengage prematurely3.
Similarly, CSO Insights has reported that sales training initiatives frequently fail to produce sustained behavior change when they focus exclusively on skills and messaging without addressing belief systems and internal barriers that influence execution under pressure4.
The OMG data shows the same dynamic at work.
Will to Sell Competency
Desire
86 percent strong
14 percent weak
Most salespeople want to succeed.
This finding aligns with broader workforce research from McKinsey, which has shown that incentive and engagement are often present even in teams lacking proficiency. The limiting factor is rarely effort. It is whether sellers are equipped to apply effort effectively in complex, high-stakes selling environments5.
The Pattern the Data Makes Clear
Across tactical execution, Sales DNA, and Will to Sell, a clear pattern emerges.
Organizations invest heavily in teaching sellers what to do. They invest far less in developing how sellers think.
This is reflected in how coaching is typically delivered. Managers review deals. Enablement teams reinforce frameworks. Leaders push activity and execution metrics.
That approach produces short-term gains. It does not close long-term capability gaps.
McKinsey has noted that capability-building efforts focused solely on instruction often fail to scale because they do not change underlying behavioral drivers2. Gartner echoes this, emphasizing that sustainable performance improvement requires addressing cognitive and behavioral factors, not just skill acquisition3.
In simple terms, many organizations are giving sellers the fish. Few are teaching them how to fish.
Why Sales DNA Creates the Largest Proficiency Delta
Sales DNA competencies influence how sellers interpret and respond to real-world selling pressure.
They shape:
- How rejection is processed emotionally
- Whether sellers believe prospects will buy from them
- How comfortable sellers are discussing money and decisions
- How they navigate stalled or complex buying processes
These factors operate below the surface, which is why they are often overlooked. Yet they determine whether tactical skills are applied consistently or abandoned under stress.
CSO Insights has shown that top performers are far more likely to demonstrate confidence in buyer engagement and decision facilitation, even when deals become complex. The OMG data reinforces this by showing that weak supportive beliefs and misaligned buy cycles are among the strongest separators between proficient salespeople and those lacking capability.
Tactics do not fail on their own. They fail when internal alignment is missing.
Why This Matters for Sales Leaders
Sales leaders often respond to performance gaps by adding more training. Another methodology. Another playbook. Another tool.
Gartner research has found that increasing the volume of training without addressing seller readiness can actually slow performance by increasing cognitive load. In contrast, targeted development that strengthens confidence, belief alignment, and decision clarity leads to more consistent execution.
Organizations that focus on Sales DNA development create sellers who can:
- Apply consultative skills under pressure
- Recover quickly from rejection
- Maintain control in complex buying environments
- Execute consistently across market conditions
This is where sustained capability separation occurs.
Key Takeaways for Sales Organizations
- Desire is rarely the constraint
Most sellers want to succeed. Incentive, and wanting to succeed, do not explain capability gaps. - Consultative skills matter, but are fragile
Without a strong Sales DNA, tactical execution breaks down when pressure rises. - Sales DNA drives consistency
The largest capability deltas occur in internal competencies that shape behavior, not just activity. - Instruction without development has limits
Teaching sellers what to do is not the same as developing how they think. - Assessment enables smarter coaching
Organizations cannot close Sales DNA gaps they cannot see or measure.
The Bottom Line
Top-performing sales teams are not separated by effort, intent, or access to training. They are separated by internal capabilities that most organizations fail to diagnose and develop.
Independent research from McKinsey, Gartner, and CSO Insights reinforces what the OMG data makes clear.
Sustainable sales proficiency is built from the inside out.
Organizations that invest in Sales DNA alongside tactical execution build teams that perform consistently, adapt faster, and win more complex deals over time.
References
- Objective Management Group. Finding Statistics Tool: Sales Evaluations Conducted January 1, 2022–December 31, 2025. Internal dataset.
- McKinsey & Company. The New B2B Growth Equation. McKinsey & Company, https://www.mckinsey.com/capabilities/growth-marketing-and-sales/our-insights/the-new-b2b-growth-equation.
- Gartner. Why Sales Training Fails and What to Do About It. Gartner, https://www.gartner.com/en/articles/why-sales-training-fails.
- CSO Insights. Sales Enablement Optimization Study. CSO Insights, https://www.csoinsights.com/sales-enablement.
- McKinsey & Company. Reimagining Sales Capability Building. McKinsey & Company, https://www.mckinsey.com/capabilities/growth-marketing-and-sales/our-insights/reimagining-sales-capability-building.