Updated: August 16, 2025 • 14–16 min read • Tags: outsourced SDR outsourced BDR sales development outsourcing appointment setting
If you’re comparing Outbound Sales Pro vs memoryBlue in 2025, you’re likely deciding which outsourced SDR services partner is the best fit for your growth stage.
Quick summary: OSP focuses on speed, AI‑assisted campaigns, and flexible scope. memoryBlue emphasizes structured SDR training, global reach, and multiple pricing models. This comparison covers both in depth so you can decide which partner aligns with your growth stage.
Outbound Sales Pro (OSP) is an outsourced SDR firm that blends AI‑driven technology with human execution to deliver cold email, cold calling, and LinkedIn outreach. With Parakeet’s platform powering deliverability, OSP helps GTM leaders book more qualified meetings without hiring in‑house reps.
memoryBlue is a long‑standing sales development outsourcing firm emphasizing structured SDR training, global reach, and multiple engagement models. Their Sales Academy approach aims to ramp SDRs faster, providing clients with trained reps and process rigor.
| Criteria | Outbound Sales Pro | memoryBlue |
|---|---|---|
| Engagement focus | AI‑assisted cold email, cold calling, LinkedIn outreach. | Structured SDR training, global execution, disciplined process. |
| Pricing | Industry standard outsourced SDR fees, flexible packages. | Fixed fee, P4P, or hybrid pricing options. |
| Training | Hands‑on scripting, AI testing, deliverability optimization. | Formal Sales Academy with ramp plans. |
| Geographic reach | Primarily North America, with global targeting as needed. | Multilingual reps across multiple regions. |
| Best for | Founders, SaaS leaders, and GTM teams needing fast pipeline now. | Mid‑market and enterprise companies prioritizing process and scale. |
When comparing SDR providers, consider more than monthly retainers: recruiting, management, data tools, and ramp time all add to the total cost of ownership. Outsourcing compresses ramp and makes costs predictable.
Deep dive: In‑House vs Outsourced SDR Costs (2025).
If your team needs qualified meetings fast, OSP’s quick‑launch campaigns and weekly iteration cycles are ideal.
Companies investing in a repeatable, multi‑region SDR program may prefer memoryBlue’s academy model and footprint.
Some companies run an OSP pilot to validate ICPs and messaging, then expand into longer‑term programs with memoryBlue or a mix of providers.
Yes. Balanced comparison content targets high‑intent keywords and captures decision‑stage buyers. Keep tone professional and fact‑based.
Fixed fee, pay‑per‑meeting, or hybrid. Scope, data, and deliverables affect the true cost.
With OSP, campaigns can launch in days. With memoryBlue, ramp may take weeks due to training and onboarding.
OSP: SaaS, services, B2B startups needing pipeline fast. memoryBlue: mid‑market/enterprise tech, multi‑region programs.
Depends on stage. Early/mid‑stage SaaS often choose OSP for speed; larger SaaS with global sales ops may choose memoryBlue.
Ask for 30‑60‑90 plans, review sample assets, confirm reporting cadence, and insist on held meeting metrics, not just dials or sends.
Yes, many companies test OSP or memoryBlue first, then adjust. Contracts vary, so check minimum terms.
Want a quick audit? Share your ICP and current outbound assets—OSP will provide a gap analysis and 30‑day plan.
Our cold email outreach is designed to beat spam filters, generate high quality leads and appointments that close.
Our infrastructure allows us to scale volume quickly. Growing your sales team? We can provide your team with more appointments!
